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By using the Floquet transform method and based on the periodic structure’s theory, a theoretical model has been developed to determine the dynamic response of the periodic viaduct accounted for the non-uniform seismic excitations at different piers of the viaduct in this study. Numerical results show...

In the process of English acquisition, minority students are inevitably influenced by their first language and Chinese, which causes the complexity of learning. This paper analyzes the current situation of Tibetan college students' English acquisition in the trilingual environment and then proposes some...

Based on the wave transfer matrix method, wave localization in a disordered periodic viaduct undergoing in plane vibration is investigated according to the Wolf’s algorithm in this paper. With the proposed model, the influences of the pier-height and beam-length disorders on the wave localization are...

One of the most important features of medium-and-low speed maglev train is the ability to turn the small curve. When the train is in the small curve, as each levitation electromagnet module is a rigid structure, which cannot bend and deform, the electromagnet module and the F-shaped rail dislocate from...

Because of the constraint of sensor nodes in energy powering, storage capacity, and computing power, in order to use less resource and improve the security of WSNs, we propose a novel key management scheme which relies on the remainder of small integer and the connected graph theory. The key management...

A biogenic synthesis of silver nanoparticles (AgNPs) was achieved using pomegranate peel polyphenols in this article. The formation of AgNPs was confirmed by UV-vis spectrum and TEM image. The biogenic AgNPs showed Surface Plasmon Resonance (SPR) peak at 433nm as shown from the UV-vis absorption spectrum....

Since the process of Chinese-style modernization, especially the modernization process in the post-epidemic era, many social impacts generated by the economic downturn cycle have become prominent. Therefore, it is necessary to steadily boost the prosperity of common citizens and strengthen the distribution...

Through the rational use of test data on a regular basis to assess the missile storage reliability. This paper studies the detection of the type of missile components, missile components for storage summarizes the proposed four kinds of missile site testing data acquisition program, and analyze the advantages...

Measurement delay for state estimation outliers adverse consequences, affecting the right conclusion. In this paper, the possible measurement delay is given through the analysis of SCADA data acquisition and transmission process. Based on the verification platform of dispatching automation system, the...

In order to realize the calibration measurement of universal turntable in high precision, a calibration device is designed and realized. The device was mainly composed of horizontal capacitance sensor, mental circular grating, ultrasonic motor, and double-row angular contact bearings was selected as...

In order to solve the problems of high distribution cost and relatively low distribution satisfaction in the fresh cold chain logistics industry, it is proposed to calculate the customer satisfaction according to the fuzzy time window function, analyze the cost factors, and construct the distribution...

Silica gel has a potential ability to adsorb water vapor and contaminant together, so it has been focused recently in indoor air environment. In this paper, the performance of silica gel adsorbing trace gas pollutions in isothermal column is studied through theoretical methods. The model of the adsorption...

Using the survey data of farmers and herdsmen (livestock farmers) in Ili Valley, this paper empirical analyzed their influential behavioral factors to join cooperatives through the binary logistic model. The result shows that, the factors like age, product marketing problem and the understanding level...

Temperature detection is now used for risk early warning in power system. Adopting wireless sensor network to collect temperature information is one of the most crucial applications. In order to accomplish temperature information gathering, hundreds of sensor nodes are placed in power system equipment,...

As the problem of vehicle fuel consumption and environmental pollution has caused wide public concern over the recent years, improving vehicle fuel economy is extremely urgent. Through vehicle fuel consumption test on mini cars based on New European Driving Cycle (NEDC), the impact of energy-conserving...

Taking the turntable of the crane as the object, it simulates the equivalent forms of process reinforcing in the large floor of the turntable. And it obtains welding deformation. By simulating the equivalent forms of process reinforcing, it discusses the influence on welding deformation by rigid fixed,...

This paper analyzes the performance of a compression-absorption heat pump (CAHP) system driven by low-temperature geothermal water. Two models, respectively, for the generator and whole system using ammonia-water as the working fluid are proposed. The results show that there is an optimum concentration...

This paper focuses on effcient non-clausal resolution-based automated reasoning methods and algorithms for a lattice-ordered linguistic truth-valued logic, which corresponds to extensions of α-lock resolution. Firstly, α-generalized lock resolution is proposed for lattice-valued propositional...

In view of the current learning situation and obstacles of Business English majors at vocational colleges, interview is used in this study to conduct specialty identity surveys and in-depth inquiry of students in this major, focusing on specialty selection, campus life, specialty identity, and employment...

NDN is a kind of future Internet architecture. Due to the naming data network(NDN) design introduces four privacy challenges, Many research institutions began to care about the privacy issues of NDN. In this paper, this paper are in view of the major communication privacy issues of NDN to investigate...

In 1938, the Huayuankou Dike Breach played a certain role in blocking the Japanese army westward, but the huge flooding area of the Yellow River was formed and the ecological environment extremely worsened, especially the sand and salt deposited and many other disasters occurred frequently, which not...

It has been a long history of navigation in Henan Yellow River which has made a great contribution to the economy, society and culture in Henan, even to the whole Chinese nation. Currently, the waterway in Henan province is under the development far behind the increasing demand for transportation. Therefore,...

The trade friction combined with the COVID-19 epidemic has made a great impact on the stability of the global industrial chain. Great importance has been attached to the safety and controllability of the industrial chain by all countries. With a relatively strong industrial base and national leading...

This study combines the related disciplines of sports science, physiology, education, developmental psychology, sports medicine, curriculum teaching theory and the theory of children development, the significance of sensory integration training into children's sports activities are elaborated, and through...

The elements of traditional clothing must take fashion as its carrier to transfer the value because fashion is the main factor that makes Chinese traditional culture enjoyed by other ethnic groups. Chinese Traditional Clothing Arts has its profound cultural background and broad space for re-creation...

Comparative distribution characteristic of root system and the root system carbon stocks from three forest age of S. gordejevii in Aohan sanditificational. And three plots were set by using stratified segmentation mining method to test the root biomass and the carbon ratio in different soil assays and...

In recent years, the rapid development and wide usage of wireless sensor networks, makes it a research hotspot at home and abroad. Wireless sensor network is an open network, the sensor nodes can easily be captured or tampered. Ensuring network security is a prerequisite for communication. So, establishing...

Human capital element consists of education and knowledge capital, professional skill capital and working experience capital. The allocation structure of human capital element refers to the component proportion of different levels of the same human capital element. Based on the empirical study, we find...

Attempts are made to treat 45 steel cryogenically using liquid nitrogen. Various properties of un-treated and cryo-treated 45 steel are studied in a comparative manner. The morphological changes are investigated by metallurgical microscope. Hardness is evaluated by the relevant machine. The results reveal...

This paper reports an approach to derive the explicit solutions of the dispersion equation of a liquid jet with small viscosity in high velocity coaxial air stream. The dispersion equation, which contains the relationship of the growth rate and wavenumber, is very complex when taking the viscosity into...

In order to solve the problem of water-rich loess tunnel in construction process, the paper based on the idea of underground water environmental balance, use the Kuniaki Sato empirical formula and underground runoff modulus to build correlation function, get the permeability coefficient. Then we combine...

For the end effect produced in the decomposition process of empirical mode decomposition (EMD), based on the analysis on the subsistent method of the wave matching, a new improved method of empirical mode decomposition is founded using a new cut off condition during the process of the decomposition....

The problems of supply and demand matching and route planning of crowdsourcing platform are the development difficulties faced by urban distribution O2O platform. This paper stands on the Angle of the platform, considers the actual needs of crowdsourcing distributors and customers at the same time, and...

Through the group key agreement, all group members could negotiate a common session key which is used in later secure communication. While simple GKA cannot provide enough security to resist the adversary’s attack, and the malicious damage during the agreement makes the authenticated key agreement particularly...

Taking the 914 working face of Dongpo Coal Mine as the object of study, through theoretical study and numerical simulation calculation to research large-span trough deformation features of Mining Face under the mining influence and tunnel deformation features under different vertical loads , providing...

This paper introduces the concept of learning autonomy proposed in the CDIO education concept. By analyzing the shortcomings in the practice of bilingual teaching, this paper points out the necessity of the construction of the bilingual teaching network platform. Then analyzes the existing problems in...

Laser tracker is an important optical instrument for precise geometric coordinate measurement in large scale. Position sensitive detector (PSD) is one core miss-distance detecting sensor of laser tracker to achieve precise cooperation target tracking. The tracking parameter calibration accuracy based...

A math model is built on minimizing the maximum operation time of the equipment for the bottleneck station in which both the switching time and initial state are considered. The objective function is represented as the fitness function in adaptive generic algorithm which is proposed as a solution to...

Power industry is not only the economic development of the most important basic energy industry, but also the largest carbon emission sectors of the industry. As an energy consumption and pollution emissions province, Inner Mongolia power industry is the focus of energy saving industry, thus promoting...

The research explores the opportunities and challenges of the information-based Physical Education(P.E.) industry from the perspective of college students. The study investigated the P. E. model implemented during the COVID-19 lockdown and in the post-epidemic era. Conduct online questionnaire surveys...

This paper investigates the ecosystem services provided by both natural and human-made ecosystems in the Mingxi Village of Hangzhou, China. By exploring the benefits of these services, the qualitative value of the ecosystem were characterized and the interdependent relationship between ecosystem structure,...

The Parachute deployment height of sensing reconnaissance submunition has great effect on its landing state and precision; to determine deployment height of sensing reconnaissance submunition, using MATLAB/Simulink simulation platform, the motion of Parachute-Submunition System was simulated by numerical...

Test Automation is widely used. Since there are some differences between the environment of test automation and development, developers sometimes can’t reproduce bugs in their local environment based on bug reports. To solve the issue, this paper introduces an approach that integrates the environment...

During the Beijing Winter Olympics, winter sports were widely promoted and popularised in China. Snow and ice science education is an innovative fusion of science education and winter sports based on the science dissemination system of the China Science and Technology Museum, which promotes and popularises...

Molodtsov's soft set theory provides a general mathematical framework for dealing with uncertainty. This paper aims to put forward a new soft set–(,)-soft intersection set, which is a generalization of soft intersection sets. We introduce (, )- (implicative) filters of -algebras. Some characterizations...

The propagation and fracture process of void in magnesium single crystal at the nanoscale have been investigated using molecular dynamics simulation and embedded atom method at different temperature. The results show that the temperature has a significant effect on the potential energy and yield strength...

Background: Daily assessment of vascular health may predict cardiovascular incidence. Vascular aging index (VAI) calculated from second derivative of photoplethysmogram (SDPTG) is a simple, non-invasive measure possibly reflecting vascular stiffness. However, the effects of daily life events such as...

How to train teachers in rural primary and secondary schools, are related to the improvement of the overall quality of rural teachers and the improvement of the quality of compulsory education. The application research of the innovative teacher training mode, to explore a more targeted, effective rural...

This paper carries out a free association test of words on overseas students from countries along "the Belt and Road" in Ningbo, and studies their cognitive dimensions on the image of Ningbo and the influencing factors, so as to further consolidate Ningbo’s status as a node city of "the Belt and Road...

With the development of terminal equipment system based on information technology, simulation training becomes popular in the military field because of its convenience, efficiency, scalability, etc. However, it is hard for both the existing simulation training system simulation module and the actual...