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The growing demand for energy to promote the research in the field of power transformation, in order to improve the efficiency of the power converter further, many different circuit topologies and control strategies were proposed. In this paper, one of improved topologies is proposed which called T-source...

Art education has the imbalance phenomenon. That is to say, our art education has been biased towards scientific rationality in the past. The purpose of this paper is to understand and grasp some tendency of art education, so as to take corresponding measures in some more specific aspects to adapt and...

In order to study the fire extinguishing performance of fixed water-mist fire extinguishing system in railway tunnel rescue station, a water-mist fire extinguishing system is arranged in the tunnel model with length of 30 m × width 6 m × high 6 m. According to the actual railway tunnel top of the laying...

Construction projects under contingency are characterized by high uncertainty and difficulty in cost control. This study aims to analyze the impact of uncertainty on project cost management under contingency. By reviewing related literature, the influencing factors of construction cost management are...

In order to better cope with the overall network efficiency and energy consumption caused by the tide phenomenon of the network traffic of the base station and the physical capacity expansion caused by the increasing network traffic demand, we need to predict the network traffic of the base station in...

Jinsha River Dry-hot valley is the typical region of soil degradation in southwest of China. In order to understand the mechanism and the effect of the soil degradation, sampled the dry red soil from the Jinsha River Dry-hot valley, researches and analysis were made in the surface 0~20cm soil aggregates...

City planning is a subject to deal with the city and the engineering construction, economy, society, land using layout of its nearby areas. Besides, it is to predict the future development. City planning can disclose the developmental overview and regularity of a city to some extend, which is a blueprint...

At present, the framework of the medical security system in rural and pastoral areas of Inner Mongolia Autonomous Region has taken shape, which plays an important role in meeting needs of the farmers and herdsmen on health care and improving the health standard. First, this article elaborates on the...

Bidirectional reflection distribution function (BRDF) is broadly used in many fields, such as physics, remote sensing, computer graphics and scattering in optical band and microwave band. The BRDF measurement instrument used to obtain raw measurement data is presented firstly. The BRDF data of two typical...

This paper applies reliability theory to the study of material supply in supplier system, proposes the conception of single supplier reliability and the flow of reliability calculate, then analyzes the reliability of hierarchical supplier system and taken the factor of cost into account.

Currently, forecasting stock price is the hotter topic for achieving the smallest lost in investment. However, the previous stock price forecasting model practically cannot satisfy the requirement of accuracy. To raise the forecast accuracy, a decomposition-forecast- synthesis (DFS) model is proposed...

Under the Web 2.0 environment, to break isolation between sites and share information is the development trend of network media as well as the objective needs of netizens. Some network operators have researched on this, however, the four traditional communication programs, server agent, dynamic creation...

A method on the remote precise positioning based on the GPS technology for transmission line inspection robot of is proposed. The functional requirement and construction of remote monitoring system, which monitors and controls the inspection robot walking and crossing various obstacles with wireless...

Co-operative education is common teaching mode in colleges or universities which has science or engineering professional. Through co-operative, students can complement and perfect the their knowledge structure , the problems that the internship becomes a mere formality which in the colleges or universities...

Wave generation method and vehicle position achieving method are investigated. A numerical wave tank is made based on CFD to study seakeeping performance of amphibious vehicle. Wave is made by a board maker method and absorbed by a velocity boundary treatment. Vehicle position is achieved by solving...

An optimal capital structure can reduce the cost of capital and then contribute to corporate profitability. Debt financing usually plays a critical role since the proper use of debt is expected to increase revenues and profits. Some academicians find some positive effects of operating or financial leverage...

The establishment of university library is not only for our students, but also for the general public, now the university library has become the offensive of many colleges and universities. The convergence of all kinds of literature in the library can bring educational function to the public. The socialization...

High school seniors have more responsibilities that must be carried out however since the end of 2019, the world faced the COVID-19 pandemic. This pandemic forced us to have to do almost everything online. Students must be able to adapt and be able to carry out self-regulated learning (SRL) so that they...

Taobao is a promise of platform, a representative of e-commerce, a famous brand that offers a place for merchants and customers to sell and buy. It is Taobao that has opened up a new era of e-commerce and brought it into people’s vision. Therefore, it is important to learn about how Taobao opened up...

Starting in 2020, the COVID-19 began to spread globally, leading to a severe global economic recession. Many countries have imposed lockdown measures and travel restrictions because of the spread and harm of COVID-19. So, the balance between demand and supply has been broken, and many industries have...

Space situational awareness is the development of space resources, to protect its space assets and space to master control over the implementation of key military space operations. US government and military decision-makers aware of the importance of capacity building for space situational awareness....

SIFT is an excellent descriptor to features in medical images. However, the algorithm to achieve SIFT is tedious and takes a long time. To cope with this, we combined image integration and image region partition and proposed a modified SIFT descriptor capable of describing the global energy information...

In order to obtain optimized forging forming process parameters, multi-objective optimization strategy of process parameters based on response surface method (RSM) was put forward. Taking strain uniformity and forming force of large-scale arc-shaped forging as the evaluation index, the analysis model...

From the perspective of resource efficiency of companies, this paper analyzed resource efficiency of companies of biomass power generation by selecting five companies of biomass power generation as sample and employing three-stage DEA method. The results showed that the allocative efficiency of the five...

This chapter analyzes the theoretical basis of the relevant papers. First, the meaning and connotation of corporate bond yield spreads to define the difference between corporate bonds and corporate bonds; secondly, analyzes the determinants of corporate bond yield spreads. Chinese corporate bonds and...

With the rapid development of computer networks and video capture technology, resulting in a large number of sports video data, how to effectively and quickly retrieve the part of coaches or athletes need from these data, as a problem to be solved. Video marked its description given according to the...

Professional is very common in higher vocational colleges of finance and economics is a professional, practical strong, qualified teachers in colleges and universities in the modern enterprise to put forward the higher request, requests the student in the first in the enterprise can quickly into the...

A video stream distributed scheduling algorithm with minimal distortion in wireless network is propose in this paper. The algorithm adopts the novel model to capture the video distortion, establish video distortion model, and further modify the queuing model with M/G/1 so as to get the video streaming...

Article take the coal mine equipment carrier for example, integrated use the robot basic theory and electro-hydraulic control system theory to research of planning steering trajectory, coordination and control its speed and so on basic theory. Design the control law, and force through the connecting...

In this paper, the mathematical modeling of the country race in 2014 title A - Chang E III aircraft lunar soft landing problem for background, determined the location of nearly Apo lune, and solved various stages of parameters to obtain a series of reasonable conclusions. First, the use of two-point...

This study aims to determine whether Green Governance Structure and Corporate Social Responsibility disclosure affect Corporate Financial Constraints moderated by the level of equity balance and financial transparency. This study uses data from manufacturing companies listed on the Indonesia Stock Exchange...

With the advent of the new media era, people’s media usage habits gradually show the characteristics of fragmentation. The phenomenon of fragmented communication media is becoming more and more intense, and fragmented communication has become a new proposition to be studied urgently. Using the research...

In order to equalize perceptions between the community and the company, a careful study is needed on the implementation of the community development program as the contribution of PT Avocet Bolaang Mongondow's gold mining activities (now changed to PT JRBM) to the development of the village community...

Water flow and number of valves turned on were analyzed in order to find out the reason of low coiling temperature at tail of strip during U-type cooling process. Result of research showed that actual value of number of valves turned on in micro zone at tail of strip was not consistent with the corresponding...

HN Secondary Vocational School has a short history. In order to promote the development of the School, this paper makes an in-depth analysis on the development advantages and existing problems of the School, makes clear and definite the guiding ideology, orientation and goals of the School in development,...

The features of the implementation of the social aspects of personnel policy in industrial enterprises through the activity of personnel offices, human resources, personnel management departments are considered. The content of the functions performed during the implementation of the personnel policy...

According to the production function method, this paper builds a time-varying elasticity production function and use the state space model to estimate the dynamic output elasticity of the get inputs where the capital output elastic shows a downward trend year by year. What is more, in accordance with...

A pot experiment was conducted to study the effects of different selenium concentrations on photosynthetic pigment content of Pterocypsela laciniata. Five aspects of chlorophyll a content, chlorophyll b content, carotenoid content and chlorophyll content, respectively, were used to analyze the changes...

A quantum-behaved particle swarm optimization algorithm is presented in this paper for solving nonlinear equations. The positions of particle are coded by probability amplitudes of qubits that are updated by quantum rotation gates in this method. The corresponding real number solution at specified interval...

Three-phase unbalance control strategy is used to improve the system performance when three-phase unbalance load or fault happens. However, when the distributed generation selected as the master in the microgrid stop working, due to the loss of system voltage direction, the traditional control strategy...

The real state of the tourist business in Russia has shown that as virtual reality technologies develop, they have become an important factor for clients, but travel agencies are not able to incorporate them due to the lack of workers with the necessary competencies. In this regard there is a need to...

Taking China’s e-commerce industry as the background, this paper provides new insights into price discrimination with Chinese characteristics based on big data analysis and its application. China’s e-commerce industry is in a leading position in the world and its development is extremely mature. Big...

In this paper,we study local bifurcation fromthe eigenvalue with multiplicity two of the Laplacian operator for the steady-state solutions of a class of reaction-diffusion equation with Robin boundary conditions on the two-dimensional rectangular area

Soil heavy metal pollution has become a focus of attention in the world. The poplar trees have some characteristics: easiness to plant, quick growth, strong resistance, and large biomass. Therefore, the poplar is taken as the example and this paper studies the enrichment characteristics of different...

For the characteristics of wave-piercing catamaran longitudinal motion when sailing with high speed in random waves, this paper proposes a state estimation algorithm for wave-piercing catamaran longitudinal motion based on EKF. On the one hand noise is filtered out from the noise pollution measurement...

The MEC is the core component of the engine control system, and influences the system performance and flight safety. A Likelihood Value (LKV) test is used to determine the rank of distributions for raw data set of MEC, and the Maximum Likelihood Estimation (MLE) is used for estimating the parameters...

In this paper, I establish the operational effectiveness evaluation model of large scale incident across the land disposal in armed police forces based on the unascertained measure theory, First of all, I establish unascertained measurement function of each influencing factor; according to the actual...

In the development of Chinese medicine, Chinese medicinal materials are very important technical carriers, and their quality directly affects the therapeutic effects of Chinese medicine. Especially in the context of the fierce collision between Chinese medicine and Western medicine, how to improve the...

Changshu, also known as Qinchuan, has been a performance exhibition and research center of the Chinese guqin since the Tang and Song dynasties. As the hometown of the Guqin, the history of guqin can date back to the mid to late Ming Dynasty. Nowadays, Changshu has excellent guqin makers and inchoate...

Percussion subjects, especially drums, require basic skills in the learning process. Material innovations in the development of textbooks must be adapted to the instrument’s characteristics. This article focuses on sticking in the development of indria-level drum textbooks as a basic engineering skill...