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With the continuous progress of Internet technology and the rapid development of global economy, Cross-border E-commerce has emerged in the world market. Under the environment of Cross-border E-commerce, the export of small commodities in Yiwu experienced a rapid development period. In recent years,...

Unsteady flow and the interface distribution in the stirred tank are studied by the large eddy simulation and multiphase flow model. The result shows that the two-phase interface starts from the paddle. Finally inverted cone interface is generated by the screw move. With mixing time passing by, the interface...

In order to improve the traditional speed-tension type three-motor synchronous control platform based on PLC bus control to further enhance the speed and control accuracy of the control system, enhance the control effect,Speed-Tension type Three-motor coordinate synchronous control platform based on...

This paper elaborate the application of MAPLE in the calculation of the influence line of the plane statically determinate truss, accurate calculation of the axial force of a plane statically determinate truss by symbolic computation in MAPLE, that we can get the influence value by axial force to plot...

English translation of Chinese classics is a hot topic in translation studies in recent years, but this subject has not been fully developed and integrated into the teaching system of undergraduate English majors in universities. Nowadays, as the launching of “Chinese Culture Going Abroad” Initiative...

Due to the quick urbanization in China, the modern commercial streets have gradually replaced the traditional business forms. Chinese traditional culture of rural bazaar is in danger and continues to disappear, which has resulted in immeasurable loss for the diversity of Chinese traditional culture....

The unsteady flowing property is complicated in stirred tank, so Computational Fluid Dynamics (CFD) is used to simulate the three - dimensional flow in this paper. Taking the steady-state solution as the initial condition of the large eddy simulation, flows in stirred tank are analyzed at different time....

Situation combined with policy-related agricultural insurance in Shaanxi and the industry development of Shaanxi rural economy practice, carry out from the Shaanxi agricultural economy development and the agricultural insurance current situation analysis, found the main problems in Shaanxi agricultural...

To explore degradation law and failure mechanisms of AlGaN/GaN HEMT under different temperature conditions, the step-temperature stress experiments are carried out. The results show that the drain-source current decreases with the aging time when the junction temperature range from 139 to 200 ; while...

Garden Space narrative emphasizes creating narrative space with a logical order and cultural connotation. Starting with Qing hui garden, this paper interprets the constituent elements, spatial sequence, spatial structure, and cultural connotation of garden construction, combs the narrative form, mode,...

A set of command simulation system, which can be used for training of jumpmasters, later evaluating of training situation, as well as aiding of decision making, is developed in this paper. The software system realizes teaching monitoring, teaching quality assessment, and automatic forced parachuting...

Construction of Study Style is the fundamental guarantee to improve the quality of education and teaching for the existence and development of universities. It is an important indication to measure the education level of a university. Some new methods and new ideas to improve the construction quality...

For the definition of data center, there has been no a very clear concept classification yet in professional studies. From the perspective of hardware, data center is a data processing area composed by a set of facilities; from the perspective of hardware, it can be seen as a data warehouse with a large...

The paper does the correlevant analysis on the partial macroeconomic indicators and the commercial network index of the county-level cities, based on the survey data of the county-level cities’ commercial network in Jiujiang. The data analysis shows that there are some correlations between the commercial...

With the current distribution network automation construction gradually promotion, distribution automation terminal large-scale applied in various regions of the country power grid. In the maintenance of distribution automation terminal operation, many problems was discovered to be widespread, such as...

At present, Chinese economy and society are in the historical stage of the transformation of economic development mode, the adjustment and upgrading of economic structure, and the innovation of mass entrepreneurship. China urgently needs a large number of applied technical and skilled talents. Therefore,...

A triangular metamaterial structure unit is presented and the effective permittivity and permeability parameters are retrieved from the transmission and reflection data. Simulation results show that the combined unit exhibits left-handed passband in terahertz (THz). Triangular electromagnetic metamaterial...

The Mesozoic sequence framework of the eastern Yihezhuang salient in Jiyang depression, which was a residual basin, was studied in order to improve the success rate of locating hydrocarbon reservoirs. First, through seismic profiles, well logs and cores, complemented with outcrops, totally 5 sequence...

The direct touch interaction is considered as an important part of natural human-computer interaction and has become one of the hotspots in recent years. However, current touch interactive designs still rely on traditional WIMP paradigm seriously. To prompt and develop a dedicated user interface for...

The model of lighting direct strokes on 10 kV distribution line in Guangzhou was built and the transient procedure was considered based on the software of PSCAD/ECTDC. The effect of arrest and ground resistance operating maintenance on lightning overvoltage in distribution networks has been discussed....

In order to solve the problems of large equipment investment, imperfect experimental content and difficult construction of experimental environment in the construction of network comprehensive experiment, the paper studies how to build a network comprehensive experimental platform based on virtual simulation...

The metering gateway table plays an important role in the electric energy measurement of power grid.The abnormal situation in the field operation will affect the accuracy and reliability of the gateway energy metering.The problems occurred in the operation are mainly related to the particularity of the...

Recently a lot of projects have adopted crushed stone grouting piles to treat the soft soil foundation. As the conventional crushed stone grouting pile construction is easy to cause cement mortar to lose and poor pile body quality, this paper innovates on the conventional crushed stone grouting pile...

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...

Insulation and corrosion performance of 10kV overhead insulated conductor is better than that of ordinary overhead bare conductor, it can avoid trees, kites, wires and the strong wind causing interphase short circuit and grounding accident, so as to effectively solve line tree contradiction and line...

For the problem of aircraft attitude estimation system, Unscented Kalman Filter (UKF) algorithm is easy to be disturbed. Therefore, an improved adaptive UKF algorithm which can overcome disturbance well by introducing adaptive factors to adjust the state gain matrix is proposed in this paper. The simulation...

the Silk Road Economic Belt dues to the rapid development of transportation and communication technology. Halal food Muslim supplies have become the primary task..The common construction of Halal food Muslim supplies supply chain is an important task, and is the core strategy of Ningxia to the West open....

Reactors are widely used in power systems because of their important functions. Its series connection with reactors in the places where outlet breakers are can increase short-circuit impedance and limit short circuits' current. And its parallel connections with capacitors in wave filters can limit harmonics...

MLAT (Multilateration) is becoming one of the leading techniques in the airport surveillance. It locates the positions of aircrafts by the TDOAs (Time Difference of Arrivals) of signal from the aircraft to the different remote stations. In views of the influence from the geometric relation and the clock...

Binary files are generated after compilation. To analyze the similarity detection of binary files, the influences of compiler optimization should be considered. We tested generated binary files with similarity detection tools through the reclassification of clone types and the utility of different compiler...

Aiming the problem of air materiel repairable parts consumption quota, the paper creates a calculation model, gives the methods and processes solving the model, and explain the solving process with examples specifically, for the development of air material consumption quota provides an effective approach...

The content of high ash fine slime in raw coal of Shiguai area in Inner Mongolia is high, the load of flotation system of coal preparation plant is heavy and the flotation clean coal ash is difficult to meet the local standard lower than 15.00% thus resulting in a serious waste of slime resources. This...

The Communicative Approach has been introduced into the field of EFL in China since 1970s. From then on, the word "interaction" has become a term which has been much discussed. Interaction has become a very important word for English teachers and learners. In the era of communicative teaching interaction...

Satellite SAR antennas are widely applied in earth observation. Deployable support structures (DSS) are key components for supporting and spreading such antennas. Given the improvement in observation resolution requirements, designing high-rigidity, large-scale, and simple-motion DSS has increasingly...

In order to solve the non uniform environment of the target area influencing the variance of DF error, the weighted maximum likelihood estimation (WMLE) algorithm was proposed. In this algorithm, the effect of the target distance was introduced into MLE. we construct the weighted vector to make up for...

The slag from high temperature smelting of copper sludge, electroplating and pickling sludge in different cooling methods were studied for the heavy metal removal and solidification effect. The contents results showed large removal of Cu, Ni, Cd and serious enrichment of Mn, Ba, Be, Pb, As. The leaching...

Under the background of global change, the internal relationship between forests' age and forests' carbon cycling is very important to study the position and function of forests in the global carbon cycle.Thus, the study employed field observations to inversely estimate the parameter of maximum light-use...

Different from the existing literatures, this paper investigates the nonlinear relationship between natural resource economic growth and resource curse threshold, with particular attention paid to the impact on resource curse of the resource status i.e. the global economic development mode. The empirical...

Carbon nanotubes reinforced Al2O3/TiC composites were prepared by hot-pressed sintering in vacuum. The preparation technology and mechanical properties of Al2O3/TiC/CNTs composites were investigated. The results show that the phases of the composites are Al2O3, TiC and carbon nanotubes. The mechanical...

This paper presents multiscale cross sample entropy (MSCE) analysis for the synchrony relationship between China stock markets and international crude oil price. Shanghai and Shenzhen Stock Exchange (SSE, SZSE) Composite Indexes are used to represent China stock markets. WTI (West Texas Intermediate...

In the operation of Wind turbine generator system has the fierce system vibration, which has the very tremendous influence on gearbox's movement precision and gear's life. As for the complexity of gearbox's structure and working conditions, it is necessary to research on the vibrate question of wind...

In this paper, it puts forward and proving an engineering model for the noise forecasting of the BWB aircrafts in the taking-off and landing stage, which is based on the newest semi-empirical model of aerodynamic noise. Such a method could present accurate values of the noise prediction quickly, including...

The copyright value of cultural industry is developing rapidly through the Internet. The starting point of the value chain of the Internet copyright industry is the literary works with storyline on the Internet platform, the network literature works as meta-IP, with the support of Internet copyright...

In view of the lack of specific implementation details of the ISO31000 risk management process, the present paper carries out a case study of the ISO31000 standard in the implementation of the public security risk management process. The paper expounds the every stage of the risk management process and...

The application of biological recognition technology is more and more extensive [1]. Human body carries some unique biological characteristic such as fingerprint or sclera. On the base of the complexity of implementation, most of the enterprises choose fingerprint as the new Recognition way. Fingerprint...

Community is the cell of city. Community risk is an important breeding ground and management object for the whole city and social safety. The community risk register provides a framework and system to check risk information. In this paper, based on the risk register concepts, processes, research progress...

Set the expert analysis and diagnose system of the moisture content in SF6.make good use of the manual work blur NN technique and illegibility technique and expert system technique to deal with the illegibility and uncertainty in the course of analyzing of moisture content in SF6 switch and make good...

The key branches of power system can effectively reflect the security weaknesses of transmission line, the efficiency of system secure economic dispatch and control will be significantly improved by reducing the system to a precise model with the key branches preserved. A new network reduction method...

For further research on microscopic pore characteristics and its geological accumulation significance of coal bed, coal samples from drilling holes of Baode, Shanxi province in China were collected to perform scanning electron microscopy (SEM), mercury injection and low-temperature nitrogen sorption-desorption...