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This paper investigates the new energy vehicle industry. Under the problem of environmental pollution, China considers the new energy vehicle industry as an important sector. The Chinese government has heavily subsidized the industry and introduced many policies. Although the COVID-19 epidemic has had...

The original complicated array is converted into a simple distance of neighbor sequences based on the distance variation of boost converter, the chaotic state of boost converter can be detected obviously throughout computing Euclidean distance, the application potential of this method is worthy of great...

The rise and fall to reflect the rise and fall of the level of corporate governance, and corporate human resources are restricting the level of management. With the growing competition in the market and our continued expansion of business scale, the human resources crisis people get more and more attention....

As the military-civilian integration has become a national strategy, it is a long-term and forward-looking task to accelerate the integration of military academies and local colleges and universities and local enterprises' advantageous resources, and improve the military-civilian integration capability...

Aimed on the problems of control of the whole SMT production line, the technology of material management and control of the production preparation execution in SMT production line based on digital recognition is proposed. Firstly, the framework of this technology is constructed. Then the three key technologies,...

The black-dot defects on galvanized thick sheet surface after galvanizing line, which is the traditional construction materials with 1.5mm thickness, was studied. Characterizations of the research samples were carried out using a SEM in order to understand the causes of the defects. The results showed...

R&D investment decisions and enterprise productivity are among the hot topics in the academic community; however the mediating role of monetary policy between R&D investment decision and enterprise productivity is less studied by scholars. This article selects companies listed on the Shanghai and Shenzhen...

In this paper, the kinematic model of the mobile robot is built. Based on Backstepping time-varying state feedback method and Lyapunov theory, the time-varying feedback control law were designed and the global asymptotic stability is proved. Numerical simulations were conducted to show the effectiveness...

As global energy demand grows and concern over climate change increases, solar photovoltaic (PV) power generation, as a clean and renewable energy source, has garnered widespread attention and is rapidly developing. Due to the relatively low stiffness of PV modules, their light weight, and large spans,...

To accelerate low-carbon economical de-velopment, an intelligent energy-saving bathing system for residential area based on sensor network is presented for the reason that sensor network has the ad-vantage of low-power transmission. It is provided by a number of experiments that this bathing system has...

In view of low precision of the reconstructed image of Electrical Capacitance Tomography (ECT) at present, a new image reconstruction method based on RBF neural network for Electrical Capacitance Tomography is proposed. Adaptive genetic algorithm is used to optimize the centers and widths of hidden layer...

The water content of the subsoil is one of the main factors affecting the subsidence of the channel bank slopes, the looser the soil quality of the bank slopes, the greater the water content, the greater the deformation of the channel bank slopes, the use of non-freezing and expansion sensitive materials...

With the development of educational informatization, a lot of data has become an important basis for researchers to discover the learning law of learners. Therefore, Learning Analytics (LA) emerged. It has become an important tool and starting point for researchers to know the students’ learning process...

Objective: The health education of liver cancer patients on WeChat public platform is conducted, and the correlation between liver cancer and the quality of life, anxiety and depression is observed and analyzed. Method: In our hospital, 88 cases of liver cancer patients are selected as observation objects....

The technological change of big data has accelerated the process of transforming traditional agriculture to modern agriculture, digital agriculture and information agriculture, and has also provided a solid basis for precision marketing of agricultural products. This article is based on the actual combat...

To evaluate the performances of a new selective plugging agent system, the lab experiments are carried out, it can be concluded that: The plugging agent system has the ability of selective plugging for water and gas; with the increase of the water saturation, the plugging rate of both water and gas are...

Combined with the Heilongjiang economic and trade development is particularly urgent requirement to build regional free trade zone border, by analogy analysis, judgment and reasoning methods, analysis of Heilongjiang Province trade development problems and cause, tax policy and the characteristics of...

To accurately predict and design deflection rate of screw tools is one of the key technologies to steering drilling. The artizaoxiel cle based on the principle of minimum potential energy, considered the influence of clearance between the side-wall and the stabilizer on deflection rate, gives a definition...

It was a great improvement for the speech signal digital processing technology to use the model of Hidden Markov Model in 1980's, which is used to describe the speech signal. In this paper, with the help of the speech recognition technology and the interpretation of Hidden Markov model, by means of the...

In order to suppress the mixed noise composed of salt & pepper noise and Gauss noise in a digital image, a filter algorithm for suppressing mixed noise based on grey relevance is proposed. The algorithm classifies the noise point in the center of the filtering window, calculates the correlation coefficient...

Broadcasting is that with the advent of technology development and dissemination of information play an important role in modern society. However, early the progress of the society and the media forms of development, have been brilliant broadcast in the mass but broadcast today has lost its former glory,...

This paper studies the relationship between WangFuzhi’s interpretation of the Book of Songs and his poetics. WangFuzhi did much study about the Book of Songs, spending more time and energy on the political and ethical enlightenment of this book than the literariness and artistry of it. According to his...

In order to provide effective guide for on-site ventilation of heating pipeline confined space and ensure safety of the workers, the influence of the vents position, the vents numbers, the ventilation air volume and the mixed ventilation on the ventilation effect are studied by scale model test. According...

Nowadays, China’s real estate enterprises are beginning to change in the operation mode, from the traditional heavy asset operation mode to the light asset operation mode. The impact of the light asset operation model on business operations requires us to evaluate the performance of real estate companies...

The main reservoir spaces of Feixianguan carbonate reservoirs in the eastern Sichuan region are various types of pores, caves, and fractures. Common reservoir types include fracture-pore type, pore type, and fracture type. From core analysis and testing, it can be seen that the reservoir type of the...

The safety coefficient based on finite element method (FEM) has not corresponding evaluation standard, which limits the usage of FEM in roller compacted concrete dam (RCCD). In order to popularize FEM to RCCD more widely than ever, it is necessary to study the evaluation standard for RCCD safety coefficient...

For non-linear and non-stationary signals, traditional signal processing methods cannot effectively capture their characteristics. For this purpose, time-frequency analysis algorithms are needed to analyze the frequency domain characteristics of the signal at different times. The traditional Empirical...

Based on the research of the intelligent wireless distributed information publishing system in the new community, using wireless ad-hoc network technology, intelligent control technology, intelligent display technology, and regional distributed interactive information technology to the real-time public...

This paper considers that there is an inseparable interaction between technological innovation and industrial agglomeration, and it plays a role that cannot ignored in energy conservation and emission reduction, it has added the technical innovation index while studying the mechanism of industrial agglomeration...

Bucket teeth are located at the end of a bucket, which enable the bucket to dig into soil with a lower resistance. In this paper, the configuration information of a claw tooth of mole crickets was extracted and used for designing the configuration of a bionic bucket tooth which was modified from the...

In the practical college PE teaching, the development of PE club teaching mode can fully mobilize the enthusiasm and initiative of students. It can be more flexible use of various teaching resources, improve the teaching effect of sports education. This paper mainly analyzes the teaching orientation...

For the shortcomings of traditional BP neural network, which are easy to fall into local extreme and slow convergence, but the genetic algorithm has the characteristics of global optimization. We combine the two to form an optimized BP neural network algorithm. This method combines the advantages of...

It is very difficult to create the fault trees based on components framework for some complex equipment. So a multi-hierarchy diagnosis method based on fault categories is proposed in this paper. The according storage model of rules is designed, and the concept of rule priority is introduced. Then, a...

This paper describes in detail the web data mining technology, analyzes the relationship between the data on the web site to the tourism electronic commerce (including the server log, tourism commodity database, user database, the shopping cart), access to relevant user preference information for tourism...

Using big data analytics to deliver services to businesses is becoming increasingly popular among professionals. At the same time, the application in the supply chain is very important for practitioners. As a part of enterprises, the supply chain plays an important role in enterprises. Although many...

In the ideological and political education at colleges and universities, the subjectivity model focuses on the overall, harmonious and sustainable development of both the educator and the educated and embodies the goal of value that the college and university education point at. Therefore, we must perform...

Computer Education is a modern education in the middle schools now. As well, it's also a necessary course of senior high school entrance examination. Computer education meets the urgent need of education "facing modernization, facing the world and facing the future". Computer courses will gradually become...

This research aims to use an innovative thought and methodology to improve the teaching of college physics experiment. The detailed idea and methodology were introduced by a Planck Constant experiment based on Photoelectric Effect Theorem. In this experiment, a high precision measurement of Planck Constant...

In teaching the drama Landscape from stylistics point of view, the author of this paper employs comprehensive approach to deal with the speech act theory, the discourse analysis on the inner thoughts of the characters and the syntactic and lexical characteristics of the dialogue. The paper from five...

According to the requirements of the forest soil respiration experiment, the multichannel measurement system in the forest soil respiration is researched and designed. The system selects the Programmable Logic Controller (PLC) as the core controller, changes the measurement channel by switching the measurement...

In the global value chain, traditional export statistical method is hard to measure the real trade benefit. Using value-added export to calculate real export benefit, we find China has large scale in value-added export. But the concentration rate is so high, that is not conducive to disperse export risk....

Through introducing the sensor experiment course, this paper analyzes some shortcomings of the current sensor experiment course. Combining virtual instrument technology, virtual experiment of sensor is carried out. The sensor virtual experiment platform is designed by LabVIEW and applied to the teaching...

Colleges and universities have implemented the "Government Accounting System" since 2019, cultural relics and cultural assets are an important public resource for the control and management of colleges and universities, they need to be confirmed, measured and included in the government financial report...

With the booming training, military- endurance- solid- sport-beverage gets more and more people's attention. Physical effects of various nutrients for athletes recover quickly reviewed, the method of training during sports supplement food nutrition and dietary antioxidant in sports and physical fatigue...

full scale structural testing was carried out on four (4) concretefilled FRP arch specimens. The model was found to accurately predict the response of the arch members. After initial failure has occurred the arch members retain their stability as well as a significant amount of their initial load carrying...

with the further development of Internet,rapid scales. Technology the expansion of Internet use is growing due to such rapid growth in this industry, the amount of data dealt by Internet of things becomes the feature of massive amount. The key problems that should be considered with, is how to efficiently...

When detecting of emotions from music, many features are extracted from the original music data. However, there are redundant or irrelevant features, which will reduce the performance of classification models. Considering the feature problems, we propose an embedded feature selection method, called Multi-label...

By means of literature review, investigation and analysis, the author tried to sum up the dilemmas of minority sports development at present in such aspects as the dispute, exploitation, heritage projects, personnel training, living space, organization and industrial development. Based on the development...

The fire tests included fire load and fire temperature had been conducted to twelve reinforced concrete frame structures with ISO834 standard heating up curve. Furthermore, the creep tests had also been done under room temperature to the above twelve structures after cooling and one structure which with...

Atomic and electronic structures of CrB2 (0001) freestanding ultrathin films are investigated using first-principles total energy plane-wave pseudopotential method based on density functional theory. The slab models are simulated for both Cr termination and B termination with different slab thickness....