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In order to improve the surface quality of KDP crystals, the factors of process parameters on surface quality of KDP crystal was researched the KDP crystal was machined by quadratic regression rotation optimization method and single point diamond turning technology.On-line monitoring the surface roughness...

With the emergence of relevant policies for entrepreneurship and entrepreneurial teams, entrepreneurial research has gradually become the main object of the study of experts and scholars. Entrepreneurship activities can be carried out smoothly, not only need the support of the external environment,entrepreneurs...

The degree of metamorphism of coal seams in Hegang basin is mainly to medium coal rank. The macrolithotype of coal is rather excellent., given priority to half light type. In addition, there are a great number of thick coal seams in Hegang basin and the average thickness of the major coal seam can be...

It analyzes research on emotional design of ceramic packaging. It is based on Donalod Norman's emotional design , to analyze the positioning of ceramic packaging design. Through the analysis of the consumers’ motive of self-consume, duty and selfish motives, it associated analyses three ceramic packaging...

English teaching process is a complex process which contains many factors, for the development of the problems, only the use of innovative ways to solve, we need to constantly deepen understanding of the curriculum concept, combined with the actual situation in the region, in the practice of exploration,...

a new idea about the emergency platform application mode– Emergency-cloud was putting forward based on the status of emergency platform in china. The feasibility of construct it was analyzed and the architecture of the Emergency-cloud was built from bottom to up.at last, the features of the application...

Because of the uncertainty of optimal solution, SoC test scheduling has attracted major concern in recent year. In this paper, a scheduling approach based on simulated annealing (SA) algorithm with error feedback is proposed. With this model, the error information generated in each iteration of SA is...

In this study, a packaging design evaluation system has been built based on the design attributes, functional attributes, psychological attributes, and social attributes by following the scientific, objective, dynamic, and operable design evaluation principles via literature reviews and the investigation...

A place name and address matching model based on semantic mining is proposed in this paper. Firstly, the semantic features of place name and address description information is analyzed. Then, spatial object cognitive representation model geographic ontology is constructed to formalize the place name...

With the steady progress of the rural revitalization strategy, the development of agricultural modernization is imminent. This paper by analyzing the development status of new agricultural management main body in Yunnan province, analyzing the development of farmers cooperatives and family farm scale...

Combining the status quo of real estate in China and the need for enterprise’s development, this text standing the foundation on the real estate industry‘s characteristics, using the grey situation decision analytical method for researching the choice tendency of estate enterprise’s entry mode while...

With the further development of in Internet, the rapid growth of users led to network congestion and server overload. Caching technology is considered to be one of the effective ways to reduce server load, reduce network congestion, and reduce customer access latency, but has limited role. To further...

with the continuous improvement of urban modernization and the gradual social transformation, the problem of aging has gradually emerged and become a social livelihood problem. Therefore, nursing homes have mushroomed in recent years, showing its vitality. But their service quality varied greatly. Taking...

Engineering education is an important part of higher education and an important carrier for cultivating high-quality engineering talents. In order to solve the problem of the lack of qualified personnel in engineering leading and topnotch innovation engineering practice ability, we propose a training...

In the context of the rapid development of information technology, the integration of media and teaching has become an inevitable trend. Colleges and universities are important places to export talents to the society, and they must pay attention to technology and continuously innovate teaching models....

The paper proposed a concept of value grade to assess value of technological property right from four aspects: law value, economic value, technologcal value and market value. Firstly, the paper analyzes the influencing factors for the value of technological property right and formed a indexes system...

The detailed experimental investigation on the 2D steady flow over a backward facing step in 30 Reynolds numbers range of 500

One of the mechanical key problems on concrete-filled steel tube (CFT) structure is the confining effect between the steel tube and the core concrete. The key technology to solve the problem is to accurately describe the interfacial mechanics properties. Based on continuum mechanics theory, by means...

There might be relationship between the the ratio (2D:4D) of the 2nd finger length (2D) and the 4th finger length(4D) and the athletic performance.Method: Taken the athletic performance and measured finger length from pupils were enrolled from the Affiliation Primary School of South China Normal University.Aim:...

In daily communication, the speaker tends to use Euphemism to express the speaker's thoughts in an indirect way, in order to reduce the disturbing and offensive to the listener. Euphemism, which comes from the worship and awe of the supernatural power, has been deeply rooted in the social life, and deeply...

With the rapid growth of urban load and the increase of cable rates in urban distribution network, the shortcomings of traditional neutral point grounding are more and more obvious, which lead to the application of resistance grounding. Considering the technical and economic factors, this paper presents...

With the development of Sino-U.S. trade, the trade friction has also intensified. Due to the continuous expansion of China's trade surplus, the United States believes that the serious undervaluation of the RMB is the main reason. The paper constructs an empirical analysis model, selects quarterly data...

The blockchain architecture with distributed and decentralized as the main features often face problems such as long transaction confirmation time, low system throughput, and waste of computing resources. These problems are exactly what the traditional centralized architecture can solve. At the same...

This paper explores the method of Point to Line on practical teaching reformation in electronic and information engineering Specialty. The common points have been found to connect relevant practice teaching of the course. It can not only help the students to link up theory knowledge, but also further...

In a multi-ethnic China, there are differences in regional educational preferential policies, which affect the quality of education in different regions and ethnic groups to a certain extent. Based on the data of 1210 online questionnaires in Daxing Hui Township, this paper uses ordinary least squares...

This paper uses Web technology to build a Japanese online learning system in mixed mode. The system is student-oriented, student-centered, and improves the one-sided evaluation of learning effect and single teaching mode in the teaching process. Among them, the system effect evaluation function needs...

Ancient Chinese architecture was digitalized preserved in the projects funded by the government in the past few years. Many application systems have been built in order to use these digital resources effectively. In this paper, we investigate a practical framework for data exchange and sharing among...

Grain growth has significant effect on the material's microstructure and properties. In this thesis, the grain growth processes under the conditions of the second-phase particles (SPP) with different geometric orientations are studied by means of the phase-field method. The main results are as follows:...

This paper presents a new multi-hop routing algorithm for wireless sensor networks. Each sensor node makes a local decision to forward or drop a packet, via a forwarding probability, either static or dynamic. This probability can be associated with local information such as residual energy of the node,...

Agricultural production is inseparable from circulation. With the development of rural economy and the advancement of urbanization, the demand for agricultural logistics is getting higher and higher. Although in recent years there has been a significant increase in agricultural logistics, the integrity,...

With the development of big data and artificial intelligence technology, computer technology and soft engineering play an important role in the current social economy development. Currently, the current teaching mode of the computer education focuses on the classroom teaching effect. However, they ignore...

25 groups of GAC-20 modified asphalt mixture are designed by referencing the orthogonal design method, the high temperature rutting test are carried out , the related model of the fractal dimension and the high temperature performance evaluation index dynamic stability is established by using fractal...

We used the CASTEP program to build seven configurations of cubic CsSnI3 with cation vacancy at the A or B sites. The physical properties including geometric structure, electronic structure, states density and optical absorption properties has been calculated successfully by the generalized gradient...

Using Fe55 spherical fluxed alloy power as the raw material, a Fe-based alloy coating on the surface of steel was deposited by a semiconductor laser under the optimal process parameters. The microstructure and properties of the samples were analyzed by means of OM, SEM, XRD, the micro-hardness and frictional...

The rapid rise of the tertiary industry, especially in the information services industry, is gradually becoming the leading industry. The continuous improvement of the status of the internet, the convenience of the Internet and the arrival of information on the economic development of countries have...

This design uses a PLC-based control scheme and uses industrial Ethernet, modbus fieldbus, and distributed control hybrid networking techniques to complete the desalination master control system design.

Key frame extraction is an essential technology of content-based video retrieval and directly influences the retrieval efficiency. In this paper, an integrated key frame extraction method is presented. Firstly, we get three candidate key frames by shot boundary and visual content based method . Then,...

In order to forecast the security risk of cement-soil gravity wall, an index system whose function is to forecast the security of cement-soil gravity wall is established from four aspects of soil properties, mechanical properties of mixer, materials, error of a pile position and verticality deviation....

On March 1st, 2016, Anti-domestic Violence Law of People's Republic of China was officially come into force. This is China's first specialized law that focuses on anti-domestic violence. The essay analyses the four characteristics of the Law's relief mechanism, namely mechanisms of the personal safety...

Econometrics is a core course for undergraduates majoring in economics. Abstraction and tediousness make it difficult for teachers to teach and students to learn. Reform of the teaching mode based on lectures is imperative. Based on the content of chapter “Multivariate Regression Analysis”, this paper...

As a representative female director in Hong Kong, Ann hui’s works are always close to the real life, shaping many classic female images in the era with simple and realistic style, and are deeply loved by the audience.Zhang ailing’s writing style has always been sharp and profound, with the tragic magnificence...

Braided wire rope has been widely used because of its high strength and high twist resistance, and its safety performance in service has been paid more and more attention.Based on the reasonable simplification of the wire rope, resorting to ellipse Four-Center-Arcs method, the deformation of the rope...

Professional English is the product of social demand, which aims to improve students' ability to communicate in English, and professional English teaching has attracted more and more attention. Many linguists and educators have put forward a lot of theories and methods in English teaching, which have...

“Digital Logic” is a very important basic course for Software Engineering, Information Management and Information Processing, Computer Science and Technology, and Electronic Information Engineering. Because most digital logic experiment boxes do not provide A/D and D/A experiments which are the foundation...

In order to improve the navigation precision of the classical sandia inertial terrain aided navigation (SITAN), replacing kalman filter (KF) with particle filter (PF) for nonlinear system, this paper modifies and compensates inertial navigation system (INS) by terrain matching. Moreover, this paper proposes...

Based on 53 years of daily meteorological data from 1961 to 2013 provided by 19 meteorological stations in Hebei Provence, seven algorithms of Penman-Monteith (P-M), Hargreaves-Samani (H-S), Irmark-Allen (I-A), Pristley-Taylor (P-T), Makkink (M-K), Penman-Van Bavel (PVB), 1948 Penman(48-PM) were used...

Based on the concept of wisdom education, this paper takes the Pharmacy course as an example, and builds a case bank of course ideology and politics by relying on network information technology means. The content of the case library is divided into three categories: knowledge explanation cases, typical...

This study focuses on the mining and analysis of educational big data, and designs a precision teaching model based on the framework of “data analysis - teaching diagnosis - implementation of improvements”. By conducting in-depth mining and analysis of students’ learning process data, it constructs learner...

This paper introduces the collection of teaching data by multiple deep learning models. Our method uses different kinds of deep learning models for the teaching data classification, which is important to the construction of the teaching mode. Furthermore, the tuning of teaching mode is also the key for...

In recent years, the vehicle electric window control system based on CAN-Bus has been widely used, but its reliability research is insufficient. In this paper, factors that influence the reliability of the electric window control system had been qualitatively analyzed, and the failure rate of window...