Nostalgia is recognized as an emotional experience that enables the integration of the past with the present. In this study, 396 undergraduate students were assigned randomly to either a nostalgia instruction group or a control group (in which they recall ordinary things). The life satisfaction and subjective...

To deal with the speculation in Chinese house market which leads to the sustained and rapid rising of house price and the accumulation of bubbles, and leads to the inefficiency of resource allocation, this paper designed a robust regulator for Chinese house market through the discussion of the reason...

An Improvement of Extend TOPSIS (IE-TOPSIS) method is presented for Armament System of Systems (ASoS) selection. In this paper, ASoS selection problem is a multiple criteria decision-making problem. Because determining the specific value of the attribute for each ASoS is difficult, the criteria score...

As quasi-public goods, urban rail transit’s investment and financing management mode selection determines its operation form, which also determines the operation efficiency and effectiveness of the rail transit. While, the different lines in different regions have different characteristics, which have...

In order to satisfy the inter-temporal securities investors, we discuss the inter-temporal securities portfolio model with adding transaction fees in this paper. Meanwhile, for the purpose of improving the practicality of the model, we take the transaction fees, the trading volume and the minimum trading...

Purposes: Empirical Study of transformational leadership, organizational innovation and organizational performance. Procedures: This paper putted forward relevant hypotheses, constructed models, and framed variables into a questionnaire. Methods: Used the analysis of multiple linear regressions and the...

To study the willingness and characteristics of farmers' demand for rural land management right mortgage loan, this paper made a statistical analysis on the farmers' demand by the survey data of 398 peasant households Faku County, Liaoning province in China. The results show that farmers’ awareness to...

To study the development situation of rural land management right mortgage loan in China, this paper, taking pilot Faku County, in Liaoning province as an example, summarized the main practices and achievements of rural land management right mortgage loan, and analyzed the problems in the practice. The...

Order batching is pivotal for the efficiency of order picking operations so that researches on this problem are prevalent. The aim of this paper is to analyze and summarize the range and idea of order batching by giving an review of the different solution approaches which have been suggested in the literature,...

Quality function deployment (QFD) using the House of quality to convert customer needs into product design and manufacturing requirements. This theory based on the QFD method, JK company manufactures drilling rigs, for example, categorizing customers, through the establishment of "House of quality" model...

Component decomposition and physical interpretation of shell vibration signal of ball mill in grinding process is very difficult. Aim to this problem, several multi-scales decomposition algorithms are used to analyze shell vibration signal in this paper. Empirical mode decomposition, ensemble empirical...

By judging positive and negative of stress balls tensor of ceramic beam structure, to determine tension and compression elastic modulus and the position of the neutral layer of the beam structure, the structural analysis of the ceramic beam could be done. The results showed that, there was a great error...

Lack of funds has a bottleneck to restrict the development of farmers specialized cooperative because of weak power, financing pledge and guarantee shortage. As a new financing technique, supply chain financing which mainly contains three models including accounts receivable, prepaid accounts and stocks...

With the development of E-commerce, many cruise companies reconstruct their distribution channels by adding the electronic direct marketing system. This paper researches the product pricing problems of cruise companies based on hybrid distribution channels, discusses a manufacture-leader Stackberg game...

As an important symbol of a city’s internationalization and modernization, the development of urban tourism gives great impetus to the promotion of economy, culture, environment and sustainable development of a city ,thus it has received wide attention by major cities. Due to the widespread attention...

Load forecasting is the basis for the planning and safe operation of electric power. To satisfy all forecasting conditions as much as possible and improve the results of load forecasting, the combination forecasting method is proposed. The new method integrates the advantages of residual gray theoretical...

This article focuses on the research on the gray relational analysis of this multi-index comprehensive evaluation method, and the application of this method is applied to the evaluation of industrial economic benefits in western region of China. According to the model method, the evaluation objects can...

This paper studies the theory of Markov knowledge, what’s more, it surveys and analysis the market share. Then for three specific companies, the paper builds a model using Markov theory based on companies of insurance market. Through the model, it analysis several possible circumstances and puts forward...

Buffer overflow has become the most common software vulnerability, which seriously restricts the development of the software industry. It’s very essential to find out an effective method to detect this kind of software bugs accurately. In this paper, we design an improved buffer overflow detection system....

Tip leakage flow has an obvious effect on the structural durability of turbine blade. Conjugate heat transfer method has been utilized to analyze the effect of tip leakage flow on thermal stress of turbine rotating blade associated with four different clearances. Results of numerical simulation have...

Tourism industry integration expand tourism attraction system, reduce the cost of tourism industry, promote technique ability of tourism industry, expand tourism market share, strengthen the links with other industries, and ultimately strengthen tourism industry competitiveness. Industry integration...

Flight disruptions disturb airlines’ routine,causing a lot of troubles to passengers as well as bringing on huge economic losses to airlines. So the irregular flight recovery is made to solve this problem. Irregular flight recovery is a large-scale and integer programming problem,which has complex variables...

In crease detection of feather’s quill, aim at the phenomenon that noise is also enlarged during the course of enhancing crease edge, a method of crease detection for feather’s quill based on coupling shock filter and complex diffusion is proposed. The method based on the fact that shock filter can sharpen...

Based on fuzzy comprehensive evaluation, it evaluates the water quality of Dahuofang Reservoir and selects 7 monitoring sections and six major pollution factors for the study object. The result demonstrates that Hun River is the most seriously polluted in three storage of Dahuofang Reservoir inflow,which...

this paper discusses ruin problems in the discrete time insurance risk model under the assumption that the rate of interest is dependent upon the second autoregressive structure. By using inductive method, the recursive expressions of the distribution of the deficit at ruin, the distribution of maximum...

Russian speech recognition is an important research focus. Starting from the basic principles of speech recognition, this article puts forward a basic HMM recognition system and analyzes the application of HMM in this system. It points out that Russian text corpus and speech corpus are the guarantee...

this paper discusses ruin problems in the renewal risk model with interest force. By using inductive method, the recursive expressions of the distribution of the ruin probability, the distribution of maximum surplus before the ruin and distribution of minimum surplus before the ruin are obtained, and...

Though the current power system state estimation is quite mature, with the interconnection of electric power system, the system linearization matrix increased, the size of serial method reveal certain disadvantages. On the execution efficiency is difficult to meet the requirements of computing speed,...

Real estate investment project has the real option characteristics such as long time development, high capital and high investment risk. Contrasting with the traditional evaluation method, the real option theory is more scientific one that considers the value of the management flexibility and strategic...

With the development of social economy, the competition between the enterprises is becoming more and more fierce. The status of employees in the enterprise is more and more important, this leads to the increasing demand for internal marketing research. This paper took hotel industry as examples, surveyed...

This paper discusses the composition of risks, methods for risk assessment and risk management for scientific research projects. Aiming at four type of research field: product development, software development, fundamental research and natural science research, elaborates on the main elements of technical...

The use of lonic rare earth resources pushesdevelopment of rare earth industry in Jiangxi, which plays an important role in economy of this province. However,some issues existin the process of developing rare earth metals, such as confusion duringexploitation,disrupting the ecological environment,serious...

In order to clear the stress of steel box girder born complex stress in the process of incremental launching, launching procedure is simulate by ABAQUS, mechanical performance and local buckling are analyzed, incremental launching cases are studied. Case studied results show that the design of this bridge...

The international trades have make a significant impact on economic growth to the world’s major economies organizations. If China wants to achieve sustainable economic growth rapidly with low cost, it should obtain advanced knowledge and technology from the international trade with developed countries...

Pedestrian Red Light Running Violation that Chinese-style crossing the road is a general conformity behavior, the phenomenon of running red lights collectively and not obeying the traffic rules are general, seriously affecting the traffic order and spiritual civilization construction. This paper analyzed...

Application of solar technology is a hot research field of control resources at home and abroad nowadays, using solar energy technology, high level is becoming one of the solutions of current environmental issues. Solar central air conditioning in line with energy saving, environmental protection concept...

Modern logistics enterprise is a collection of transportation, storage, handling, packaging, circulation processing, and distribution. Factor analysis method and the financial data of modern logistics company, such as transportation, warehousing and postal service, has been used to comprehensively analyse...

In this paper, SSR surveillance network covering problem with obstructing affected by surface features and lakes was studied. The purpose is to improve the performance of SSR surveillance network, thus ensure the efficiency and safety management in airspace. The objective is to minimize the number of...

As the basic unit of city community governance emphasizes the process of governance and the cooperative interaction among the governance subjects, they need to deliberate the community public affairs on the base of democracy. Aithough there are problems with community governance subjects such as unknown...

Image emotional semantic retrieval is one of the important subjects in information science. This paper discusses the basis of emotional cognitive, the dimension of emotional expression and the establishment of scientific emotion space, and proposes a kind of improved extreme learning machine for image...

Evaluating the actives during the project cycle especially when and where to invest is of vital importance. In this paper a series of ruled steps for evaluating the value information system are built. So that organization actives in the information system project can be evaluated and more available and...

Due to the radiation of Ultra wideband signal Surface scattering and Ultra wideband radio fuze target signal frequency,the Ultra wideband radio fuze target signal always submerged in the noise,it is necessary for us to study the characteristics of Ultra wideband radio fuze target signal.Starting from...

Three-stranded polyethylene twine is one of the basic materials for woven mesh. It is popularly used to make net wing, net body, cod-end etc. The water resistance of the twines plays an important role in the shape and performance of these fishing gears. A testing device was designed to measure the hydrodynamic...

At present, migrant workers urbanization has entered a new period of development. The new generation of migrant workers is the main object of migrant workers urbanization. Analysis of the advantages and disadvantages of the risk factors of urbanization of new generation migrant workers scientifically...

1.Objective:The life of the people in the 21st century is full of advanced science and technology and the internet media, a wealth of information and technology acquisition, fast tools and change in service; these are giving birth to the era revolution of social media marketing. 2.Methods:This paper...

Statistical analysis number of prize presentation, number of prize winners, number of achievement awards, per capita amount of achievements as well as the winners’ ages and nationalities who were awarded Nobel Prize in chemistry, physics, physiology & medicine, as well as the total number of the three...

The objective of this paper was to figure out the synergetic relationship between two subsystems of the financial system, to measure the synergy degree of them, and to propose suggestions used to develop both insurance innovation and financial development. Synergetic theory was used in this paper to...

Material management is one of the most important factors affecting printing companies’ profits in China. Competition has been intensified in traditional printing market. More and more printing companies need innovational methods to improve printing management in order to keep their competition. We analyzed...

In this paper, the author thinks that financial risk identification is core and basis of enterprise risk management and that enterprise’s financial risk is correlated with competitiveness. It puts forward three-dimensional financial risks identifying principles including index system and matrix model...

The paper researches the random contention system based on the binary tree conflict resolution algorithm to improve the throughput in-depth using the average cycle method, then gets the formulas of the systemic throughput and so on. The simulation results verify the correctness of the theory, meanwhile,...

The grinding process parameters and grinding quality of PCD tool is an area still full of questions to be resolved.This paper bases on the uniform test method, process parameters of PCD tool sharpening are seen as the level factors, thus in different conditions of level factors have carried on actual...

Numerical simulation of helicopter blade de-icing procession in typical conditions in two-dimensional was expanded. The Finite Volume Method was used to discretize the governing equations. The temperature distribution of the de-icing system was obtained by solving the coupled equations of external icing,...

To meet the detection of pulsars with low SNR, this paper presents a pulse signal recognition algorithm based on FFT. The new method could reduce the accumulation of time domain compared with the traditional method and could complete the detecting within a very short period of time First combined with...

It is a general concerned by whole society that how long the firn can last. Investigating on enterprise's survival state, it research on the life table of enterprise based on the concept of life table in demographic. So as to gain the period that high death rate take place and the average life expectancy....

The papper use quantitative analysis method of the dynamic economy to make the empirical analysis on the relationship between Scientific & Technology input and economic growth of Shanxi province frame 1995 to 2010 based on VAR model. Results the research have showed that there is a long-term stable equilibrium...

As clock frequencies exceed giga-Hertz, the skin depth in analog and digital circuits decreases heavily. The technology scaling have lead to complications that pose significant challenges to on-chip interconnect design, such as the distortion of signal pulses. One of the most important causes of pulse...

The memory size of Java is very limited, while the Java Card specification does not specify the garbage collection mechanism, resulting in the utilization of system memory resources is not efficiently. In order to solve this problem, we adopted cross-layer design ideas, took Flash physical storage characteristics...

Evaluation of enterprise tacit knowledge is the foundation of enterprise tacit knowledge management, which can make the enterprise master the state of tacit knowledge at any time and can help enterprises clearly understand development direction of its own tacit knowledge. This paper determines the evaluation...

Migration and education play an integral role in development. Children are being migrated with their parent, or independently, others left behind at home. The proportion of these children constitute a growing number that need to be given attention on education. Migrant children are disadvantaged in terms...

The main part of the industrial innovation is the firms. Firms are also the powerful source of the innovative impetus. The combination of technological innovation and innovation of the business model is an effective way to help firms improve competitiveness and the realization mechanism of the industrial...

In the process of urbanization in China, urban villages is an important part, which is of more concern is the employment issues among transformed urban community residents. To better understand the employment situation of transformed city community residents, we select Weiyang district, Xi’an city as...

Based on the limitations of subjective and objective weights, this paper presents two kinds of comprehensive weighting methods upon subjective and objective weights. One is the comprehensive weighting method of subjective and objective weights on the basis of ideal alternative; and the other is the comprehensive...

Based on the theory of BP neural network, the evaluation prediction model of real options pricing was established. Some quantized and non-quantized factors were all considered into the model such as evaluation value uncertainty, investment cost, investment opportunity duration, share degree, environment...

This paper presents an algorithm about human joint points tracking based on a video. The method requires locating manually the joints’ position of the first frame, and tracking automatically all the joints starting from the second frame. Firstly, segment human lower limb marking the feature points based...

Human exoskeleton robot, also named as wearable robot, is a man-machine automatic electromechanical device, which can enhance the wearer 's athletic ability and assist the wearer doing some work with the aspects such as high strength and high-speed without feeling tired. This paper presents an overview...

Our traditional culture about safety philosophy thought is very rich, We should rejecting the dross,In the theory of Confucianism, Taoism and mohism, there have concern about the fate of the people, for the potential safety hazard prevention, emergency rescue and disaster relief, accident treatment of...

LM (Levenberg-Marquardt) algorithm is an optimization algorithm for the overall situation which is appropriate for neural network training. It is assumed that standard BP neural network tends to reach the local minimum instead of the optimization of the whole, demand much more training resulting in the...

Low-carbon transportation is a key area of low-carbon economic strategy. By the framework of low-carbon economy--- low-carbon logistics---low-carbon transportation, and using the data of Suzhou city, we made an empirical analysis of Suzhou urban transportation strategy mode. Firstly, we have studied...

The form invariance and the Lie symmetry are defined for Hamilton systems. A relation between the form invariance and the Lie symmetry is derived. The Hojman conserved quantity is constructed by using the generators of Lie symmetry. An approach to find Hojman conserved quantities in terms of the form...

Department of Defense Architecture Framework (DoDAF) 2.0 is widely used in the architecture modeling. Due to the highly complex structure of architecture, its reliability became a pivotal issue. However, DoDAF 2.0 is lack of a specific viewpoint to model the reliability of the architecture. This paper...

Many scholars examined CE measured with CESCALE among different countries and their antecedents and consequences, but the prior researches neglected the people living in countryside which restricted applicability of their research findings. This paper focuses on researching the correlation between consumer...

Interactive teaching is the important indication of the reform of the contemporary education democratization in teaching methods, and it emphasizes the active participation of students in the process of teaching and respecting the principal position of students. It strives to achieve the interaction...

The ethical issues in the financing management of media companies is always existing. On the basis of analysing the characteristics of corporate finance in media companies, we use the enterprise financial ethics, stakeholders theory, corporate social responsibility theory and so as the analysis instruments...

In this paper, based on the existing approach and interpolation techniques, we propose a new method to prolong the life-cycle of products with upper level multi-function design. First, the multi-functions of most products are designed for solving the demands of user at the same period. However, these...

Order to explore the effective ways and methods of improving the tribological properties of polytetrafluoroethylene (PTFE), energy transfer were optimized with using the SRIM software. when different kinds of metal ion sources (Al, Gr, Ni, Ag), implantation energies (20, 25, 30, 40 KeV) , and different...

When Local Mean Decomposition (LMD) is used to detect the arrival time of traveling wave, the instantaneous frequency of the component PF may lead to wrong results for detecting the arrival time of traveling wave. From the above, a novel algorithm is proposed to detect the arrival time of traveling wave,...

We prepared amorphous GaAs (a-GaAs) films by an RF magnetron sputtering method and investigated the influence of working pressure on the structure, composition, optical and electrical properties. The experimental data suggest the films prepared above 0.5 Pa are amorphous and the Ga to As concentration...

Currently, FCFS scheduling method is widely used in hospitals for patient admission scheduling, which ignores the impacts of patient length of stay and surgery arrangement on the usage of hospital resources. This paper proposes a more comprehensive mathematical model and evaluation mechanism for the...

The capabilities of self-aware and adaptive are not quickly and accurately enough, in Ad Hoc network. To dealing with those problems, we constructed a node hierarchy of context knowledge firstly, and then balance the loads to various nodes through the establishment of a distributed policy repository,...

With the development of modern marine geophysical technology, marine combined source electromagnetic method play an active role in the detection method . Mainly based on the differences of signals detected from substance under the sea which with a different electric property, and the signals are collected...

In recently, A massive research effort in monitoring vehicle and traffic conditions has gone into developing methodologies that can be used to offer value-added Information to managers and drivers. Such the process can be realized by the large popularity of smartphones and the sensor equipped in the...

The local population may play an important role in the social integration of international students. This paper focuses on the study of local community members’ attitude toward the benefits brought by international students. In addition, comparisons between the U.S. and Chinese data are made. Data were...

White rot fungi are essential in forest ecology and are deeply involved in wood decomposition and the biodegradation of various xenobiotics.According to the biodegradation of white rot fungi and the application of Laccase to environmentand industry, the condition of producing Laccase by Pleurotus ostrcatus...

The electrical discharge technologies can produce various active chemical species, which are effectively applied for many organic pollutants. Different electrode geometries were used in pulsed discharge, the metal electrode will corrode. To solve this problem, we designed a electrodeless discharge reactor...

As we all know, the development of circular economy in Chinese rural area can’t do without farmer's participation, but at the present general farmers understand very little to circular economy, and the participation level is very low. Therefore it needs to carry on education to farmers, which can speed...

At present, extraordinarily serious casualties in coal mine is often pay more attention, however, a large number of minor accidents, especially these events caused no casualties or economic loss is not seriously enough attention. Which lead to neglect or even let near miss and the presence of attempted...

In this paper, a system of centralized cooperative spectrum sensing is designed. Energy detection and cyclostationary feature detection are used by Secondary User. The stepping spectrum sensing function is used to sense and record the vacant spectrum around the location of SU and then the information...

In summary and analysis research’s results of agricultural products distribution center location, through introducing mortify cargo damage cost, vehicle refrigerating energy cost and circulation time restriction, this paper attempts to further exploring Location Problem for the Cold Chain Distribution...

Applets which are in different contexts in java card use shareable interface object to pass information and provide method services. This kind of access applications method is only suitable for the situation between two applets in different contexts. When pass information and services among three or...

Accurate seasonal forecasting plays an important role in product demand forecast. This paper gives an insight into the theory of a James-Stein seasonal forecasting model. The conditions in which the method outperforms the classical decomposition method are then presented. The conditions show that James-Stein...

The characteristics of flight dynamics in each diving section are analyzed, and then the dynamic models are built. After simulating the plane’s diving maneuvering flight, the parameters changing curves with and without external stores are plotted. And the results could provide theoretical basis to improve...

The bus rapid transit (BRT) system is an efficient public transport mode implemented recently in many cities, but still unknown in many developing countries. The aim of this paper is to introduce the BRT concept in Cotonou by developing a new model. Based on ant colony optimization (ACO), a heuristic...

This paper introduces the design of rotary axis-angle digital system, which is composed of integrated angle-to-digital converting circuit AD2S83, single chip computer and huge capacity memory. This system converts the analog signals and reference signals from rotary transformer to digital information...

By the analysis of the MVAR model for the taxes impacting on R&D investment, this paper mainly analyses the influence of China's tax system and tax structure on R&D investment the main conclusions of the empirical studies are: (1) the R&D input is positively correlated to value added tax, consumption...

Accent is a critically important component of spoken communication. In this paper, we use acoustic features with context features to detect Chinese accent, and use NaiveBayes classifier to conduct model based on ASCCD reading discourse corpus. For comparison purposes, we digitally added white noise to...

In order to improve the management of information slaughterhouse and automation, ensure the safety of pork production, design the wireless RFID reader devices system based on CC2530 by integrating the radio frequency identification technology and the ZigBee network which is used in pig slaughter traceability...

Rotation speed difference domain (RSDD) frequency spectrum and RSDD envelop spectrum are presented for sake of detecting intershaft bearing with local defect. The methods are used to analyze vibration signal measured from intershaft bearing test rig. Results of the theoretical analysis show that, positions...

3-SPS+RRS+PS is a new type of mechanism. There is good application prospect in the field of aerospace. Especially some key kinetic characteristic calculation algorithms are implemented, which makes its calculation mechanized, thus it will contribute to make the dynamics performance of this mechanism...

In this work, for the first time, the electrical characteristic of the enhancement-mode (E-mode) N-polar GaN metal-insulator-semiconductor field effect transistor with self-aligned source/drain regions is investigated by SILVACO TCAD software. Macroscopic polarization effect of III-V nitrides are included...

Classification technology refers to assigning of one or more suitable categories from multiple categories data sets. While previous work in classification focused on single classifier, we propose classification method of improving support vector machine level-based that can classify multiple categories....

This paper studied the supervision of the enterprise annuity in China by the method of scenario analysis. Since supervision is closely related to the benefit distribution among the main participants of enterprise annuity, we present a game model to optimize the benefit distribution firstly. By calculating...

This paper analyzes the current development situation of domestic B2B e-commerce platform, and optimizate credit evaluation system from several aspects. In addition, this article also put forward that enhancing credibility by introducting the internet financial system. Aimed to ensure the safety of both...

It is a trend that complex science methods are involved more and more in the research of Regional Technology Innovation Ecosystem (RTIE). Considered advantages of Multi-Agent System (MAS) in complex system research, this paper explores the theory of modeling the RTIE in MAS method. It explains the appropriate...

This paper studied a motivation mechanism for attaining the target of energy conservation and emission reduction program in Xinjiang Province, China. It is known that the final goal of enterprises and governments is to realize profit maximization, based on which this paper set up a complete and imperfect...

The final aim for the energy conservation and emission reduction program is to reduce energy waste and control pollutants emission. This paper studied a restriction mechanism for the realization of governments’ target for the energy conservation and emission reduction program from the perspective of...

Image matching is an effective auxiliary location method for the precise guide weapon system. The image sensor of image matching system is used to real-time gather the object image around target or that throughout the flight way, which will be compared with the reference data of the upper computer in...

A novel data exchange method based on neutral semantic feature conversion was proposed in this paper. A neutral semantic feature converter was used as transfer station, and modeling information of different systems would be transformed into a kind of unified data message format, and feature dependency...

Accurate measure and reasonable evaluation of tacit knowledge management performance is the foundation of managing tacit knowledge effectively. This paper establishes the corresponding performance evaluation index system of tacit knowledge resources system, tacit knowledge management process, and tacit...

Aiming at the weight degeneracy phenomena in particle filter algorithm, the improved particle filtering algorithm based on neural network was presented. BP neural network and generalized regression neural network (GRNN) are adapted to improve resampling algorithm and importance probability density function....

Edge detection is of important significance for computer vision. Current edge detection methods based on the first derivative or second derivative such as Canny and Laplace and Gaussian operators use single scale information and do not take account of the edge directions sufficiently. Those operators...

Objective: There exist some problems after analysising of the method existed. The writer present a new algorithm of the system of RMRS. 2.Methods: Analysis the signals in the three-axial fluxgate again, thereafter reconstruct the signal model. Based on the spectral modification and Lagrange Interpolation,...

During the traditional incremental launching method for steel box girder, high-performance launching equipment, more accuracy and stronger temporary piers are needed because of the exaggerated gravity caused by upper plate, which leads to the cost increasing. It can even cause damages at the support...

In order to improve complex system safety level, it must be based on an accurate measure of risk, from the perspective of complex accident system, extracted the risk multidimensional status indicators. Then improved the extenics method, the correlation function and affiliation between multidimensional...

A new method of power system load modeling based on gene expression programming, and apply the algorithm to authenticate the actual load analysis, and comparative analysis with load modeling used to the least squares method, explained the advantages and disadvantages of GEP algorithm ,to facilitate the...

This paper aims at removing the drawbacks of traditional wavelet transform in analyzing nonlinear reciprocating machinery failures, like energy losses and false frequencies. We combined the self-adapting strategy and non-decimating algorithm as an improvement in existing lifting scheme wavelet packet...

Two InGaN/GaN MQWs samples were grown with two different showerhead gap position 13 and 25 mm, using Thoma Swan CCS-MOCVD system, in order to study the effect of showerhead gap position on the growth of InGaN/GaN MQWs. Through the measurement results, we find that the surface morphology, interface quality,...

The N face GaN epilayer was prepared on the C face SiC substrate by MOCVD system, and the basic character of the N face GaN was vestegated. A large number of Ga vacancies was formed by a hot phosphoric acid solution etching, which brought a yellow luminescence in the room temperature photoluminescence...

Web database security becomes important in business transaction and multi users environment. To secure and protect access to the resource against attack and intrusion, it is important to define the role for all users whose interact with it. In web database application, Access Control method is most convenient...

The reasonable scientific logistics activity is the core factors that logistics enterprise to obtain sustainable competitive advantage, correctly making use of marketing mode is the important strategic that improve the enterprises’ competitive advantages.Methods:This article in view of the current logistics...

As quasi-public goods, urban rail transit’s investment and financing management mode selection determines its operation form, which also determines the operation efficiency and effectiveness of the rail transit. While, the different lines in different regions have different characteristics, which have...

This paper takes Shijiazhuang Qiaoxi vegetable wholesale market as an example, using several typical agricultural products of fresh agricultural products in fruits and vegetables as the research object. Through the method of questionnaire investigation and field survey, we investigated the main circulation...