Search all articles

Under the new situation of diversified development of colleges and universities, we are trying to cultivate the talents featuring an all-round development of morality, intelligence and art. Strengthening college first education class as well as expanding the second class about college students' communities,...

During mining the high stress soft coal seam, usually adopted traditional method should leave large width coal pillar, which cause severe loss of coal resources, at the same time due to the system stiffness of the high stress soft rock roadway surrounding rock is very low, the plastic deformation is...

Urban logistics transfer centers mainly provide the basic logistics space needs of people's livelihood such as express delivery, e-commerce delivery and fresh cold chain, which are important for promoting the high-quality development of logistics industry and improving the happiness index of residents....

The design method of the digital phase-locked loop is presented according to the parameters of the center frequency, the loop filter bandwidth, etc. The modules phase detector(PD), loop filter(LF), voltage controlled oscillator(VCO) have the similar behavior with that of the analog phase-locked loop(APLL)...

With the national "Internet plus" action plan, the impact of the Internet on the way of people's life and work will further deepen. In the current increasingly emphasize the quality education of College Students under the atmosphere, the traditional "classroom centered, teacher centered and textbook...

To solve the problem of target detection in heavy sea clutter, we make simulation study on a subspace-based clutter suppression method to improve signal to clutter ratio in the predicted target location, and thus to improve the detection performance. With the compound Gaussian model of the sea clutter,...

Porosity is the ratio of the volume of the medium pores to the total volume.As an important indicator of the physical properties of porous rock and soil medium,It is directly related to the physical and mechanical properties of the rock and soil in the environment, and the permeability characteristics...

Power available transmission capacity (ATC) is one of the important topics of research in the electricity market. So this paper puts forward an available transmission capacity calculation method considering the risks in electricity market environment. Firstly, establishing a regional available transmission...

This paper presents the intrinsic fluorescence characteristics of vitamin B1 and vitamin B2 with 3D fluorescence Spectrophotometer. Three strong fluorescence areas of vitamin B2 locate at ex/ em=270/525nm, 370/525nm and 450/525nm and one fluorescence areas of vitamin B1 locates at ex/ em=370/460nm were...

To reduce the permeability of clay liner, and make it has anti-cracking performance. Permeability and anti-cracking properties were studied on different Silica fume added to clay liner. 0、10%、15%、20%、15%、30% of the clay is replaced by silica fume at optimum water contents. It is shown by test results...

Studying on the dynamic impulse of stock market order flow on the return is beneficial for the investors to make accurate investment decisions. This paper use Cointegration test and Granger causality test, constructs the VAR model and select the data from October 1, 2010 to December 31, 2014, to empirically...

Family liabilities can smooth income, promote consumption and improve residents' subjective well-being, but it may also bring corresponding economic pressure to reduce the level of welfare. Based on the tracking survey data of Peking University from 2010 to 2016, this paper uses Ordered Logistic model...

As a special commodity, electricity has the characteristics of the being produced and used at the same time and it is not physical visible. In order to avoid the loss in circulation of electricity, we should have a thorough understanding and accurate recognition of “power”. The watt-hour meter measuring...

For the massive image data and the problem of “dimension disaster”, this paper proposes the BOF-based image retrieval improved algorithm, and combines with VLAD and soft assignment it generates the soft assignment local aggregation descriptor (SA-VLAD) which has a better ability to resist the dimension...

English learning performance can be highly influenced by students’ learning motivation, which is a kind of positive psychological state making students keep learning. The learning of English in senior high school in China mainland is a long-term process. Students’ performance of this schooling level...

This paper mainly makes the research of the influence on internal force and displacement of non-abutment slant-legged rigid frame brige by different span ratio. The results of the research indicate that as the change of span ratio,the internal force and displacement of each control section of brige structure...

This paper is based on ecology, environmental ecology, ecological carrying capacity and sustainable development, Marine science, economics, regional tourism development, DEA and other disciplines theory, according to the requirements of the condition of ecological tourist area determine, designs the...

Aiming at virtual machine load balance evaluation, this paper proposes an evaluation algorithm based on quadratic equilibrium entropy. Firstly, we propose the computational methods for linear equilibrium and quadratic equilibrium entropy. Secondly, we analyze the physical meanings of linear equilibrium...

The connotation of historical consciousness is profound, and there is no consensus about it. Combined with the study of historical philosophy, historical consciousness contains consciousness of time and space change, causal consciousness and reflection on critical consciousness. Consciousness of time...

CiteSpace is visual document analysis software, by which performances and trends of certain disciplines can be displayed for a given period. Moreover, the evolution of a frontier research can be explored by such software as well. This research focuses on the visualization study in bibliographic databases...

The Influence of the residual stress on the entire quality of U-sheet pile is introduced. The sectioning method and full release method are used to detect the surface residual stresses on quarter and half length place of the U-sheet pile. The testing principle of stress free method, experimental equipment...

With the increasing emphasis on Chinese college students’ mental health education, a variety of forms of extra-curricular activities are adopted. During the past few years, mental health education in extracurricular activities has achieved the significant results, but it still has some problems, such...

Offshore wind power is a frontier field of wind power technology, which is actively promoted by the countries all over the world. At present, UK offshore wind power takes the lead in the world, establishing mature offshore wind power management systems and procedures, and then provides references for...

In the electric energy metering device, due to errors of a current transformer or a voltage transformer phase sequence and polarity, wiring false often happens in the electric energy metering device. It affects the accuracy of electric energy metering device and results in inaccurate metering. For this...

This paper integrates the theory of network embeddedness and dynamic capability effectively. From the view of structural embeddedness and relational embeddedness, a conceptual model which network embeddedness has impacts on logistics’ service innovation performance is built and a series of assumptions...

The purpose of this study is to provide an improved design for the hydraulic system of a certain type of hydraulic elevator in the elevator test. This paper is mainly through the speed feedback control scheme to achieve real-time speed correction, adopted the speed bidirectional detection method to establish...

In recent years, the speed of firms going private in the UK has slowed down. This paper examines whether undervaluation, hostile takeover and lower growth prospects will affect the public to private transaction based on the uncertain economic environment after financial crisis. It supports the management...

Modern logistics industry’s development degree has become an important sign to measure the level of the national industrialization and the national comprehensive competitiveness. And yet, Chinese logistic enterprises now display such characteristics as “large in number and little in scale, loose in organization,...

The state theory of Marxism firstly clarified the origin, essence, nature, type and functions. It has become a guide for people to understand the national issue correctly. Under the new historical conditions, the proletarian state should further deepen the understanding of the basic connotation of the...

Developing technology is critical for the lithography technology in the field of integrated circuit (IC). The developing nozzle and process are the "hard” and "soft" technology, respectively. It is the continuous improvement and innovation of developing nozzle and process that drive the rapid development...

The four-wheel differential omni-directional mobile robot has shown a strong research value and application prospect. This paper explored the kinematics and dynamics model of the omni-directional mobile robot by former differential and rear differential features, with a particular focus on its path planning...

Green power is developing rapidly in the low-carbon context, and the traditional green power traceability method has problems of management efficiency and transaction trust, which does not meet the current rapidly increasing green power traceability background. By adopting blockchain technology to chain...

Based on guided scrambling technique, the 64B/67B channel code has two remarkable advantages of high bit rate of 64/67 and DC-balance. In this paper, we realize the FPGA implementation of 64B/67B coding scheme and make out a comparison with 8B/10B coding scheme. Testing results indicate that taking resource...

The common on-line detection methods are introduced in this paper generally. Additionally, the application of on-line detection in shanghai distribution network is mainly analyzed and its further popularization is well programmed.

Quality evaluation of bridges stopped building for a long period in highway extension projects is not only critical to re-recognize quality (precondition for follow-up construction) but to adopt treatment measures for bridges. Nevertheless, studies on this issue are quite few at home and abroad so far....

Recently years many large lakes are eutrophic or in serious state of eutrophication. And most eutrophic water from phosphorus control action is the amount of input, so how to effectively reduce the phosphorus content of sewage has become noticeable within the field of environmental protection issues....

Based on the superposition method for computing deflections of beams, the method of equivalent replacement beams is proposed for calculating displacements of beams. This method can be used to investigate the problems of deformation of statically determinate beams and indeterminate beams. This method...

With rapid development of soybean industry in recent years in China, the soybean wastewater is doing greater and greater harm to the water environment. Now the SBR (Sequencing Batch Reactor) process has been widely used all over the world, and the SBR process is a biologic treating process of wastewater...

The unintended pregnancy has become a hot issue these days, while attitudes towards unintended pregnancy between men and women still have conflicts and a wide gap. So this work determines to find out the reasons of the formation of the divergence in the point of view of Sexual Double Standard(SDS) and...

On the basis of the theory of life form, this paper analyzes the current situation of the construction of the college mental health education course and discusses the Course of Mental Health Education that can promote curriculum teaching to be full of richness, complexity in order to achieve an inner...

Due to the heterogeneity and the nature of distributed control, the existing electric power data communication network based on Synchronous Digital Hierarchy (SDH) has been unable to meet the requirements of dynamic resource allocation and fine-grained traffic monitoring. The OpenFlow-based Software...

In this paper, a new method of weight determination and fuzzy mathematics is introduced, and the characteristics of risk factors of project bidding quotation are introduced, and a quantitative method for the risk analysis of bidding quotation is put forward.

In order to analyze the impact of highway construction project on the environment, the environmental impact assessment index of highway construction project was selected according to the principle of objectivity, science and integrity. In this paper, the evaluation index system was established based...

This study uses SWOT analysis method to comprehensively analyze the reverse logistics network of new energy vehicle power battery in Liaoning Province. Liaoning province with its geographical location, industrial base, policy support, scientific research strength, environmental awareness and logistics...

The research and development situations of LNG plate-fin heat exchanger (LPFHE) were discussed in view of heat exchange in LNG field in petrol-chemical industry. The basic designing methods and the multi-stream heat exchange processes were illustrated by the cryogenic and high pressure cross heat exchange...

Internet technology has helped transform China’s tourism industry from traditional tourism to smart tourism. High-quality development of tourist attractions is the main content of China’s smart tourism construction. Based on the concept and connotation of high-quality development of scenic spots, this...

The service life of hot-end components in gas turbine for gas-fired power plant is hard to detect and evaluate. The relationship between temperature characteristics of hot-end components and the power load is established using the basic theory of gas turbine power cycle. The operating mode of gas turbine...

Coplanar capacitive sensors have been widely applied in many fields with its characterstics of non-invasion, lowcost and fast response. Length and width of sensor electrodes, excitaion frequency are considered to affect the performance of the sensor. In order to improve the sensor performance, and to...

The rapid development of information technology is promoting people’s strong demand for perfect efficient digital communication system. Offset Quadraphase Shift Keying modulation technology is a constant-envelope digital modulation technology, which is the improved QPSK[1]. It overcomes the 180° phase...

In recent years, the installed capacity of wind-driven power is increasing continuously in China, but the main measure for long-distance transmission with wind power integration now is series capacitive compensation due to the inverse distribution of wind energy resources and load center in China. However,...