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The influence of different magnesium content on the inclusions in steel was studied under the condition of the same molten steel at 1873 K. The results show that, after the magnesium treatment, the tiny MgO•Al2O3 inclusions could become the nucleus of MnS in solidification of liquid steel, which weakens...

The gold mineral in a difficult to select gold mine has a relatively fine particle size, with an average particle size of 3.58 μ m. Mainly in the form of fine-grained embedding. The main gold bearing mineral is pyrite, with an average particle size of 32.80 μ m. 20 μ The content of particles below m...

Recent years, the problems of local government debt have been widely discussed by many researchers, moderate scale of local government debt is very essential to economic growth. Based on the analysis of local government debt scale research, this paper analyzes the influence factors of Chinese local government...

The aims of the research to empirically test of empowerment critical thinking skills toward preservice teacher through Project Based Learning (PjBL) in Primary Teacher Education Programs. The research was done by quasi experimental (Research Based Learning) and comparison (traditional instruction) groups....

In recent years, cultivating innovative and entrepreneurial talents has become the primary condition for China to implement the innovation-driven development strategy. How to develop innovation and entrepreneurship education system construction is not only the focus of the government and industry, but...

In order to improve the class teaching effect, cultivate the students’ ability of comparison, analysis and identification, and promote their comprehensive and systematic understanding of the problems, the comparative teaching method is adopted in the course of teaching. Combined with the characteristics...

Collaborative learning is a kind of social activity of collaborative knowledge building. In the current reform of classroom teaching in Colleges and Universities, college students' collaborative learning effect is not high. Through the questionnaire survey and the analysis of collaborative learning cognitive...

In this paper, a new frequency control strategy is proposed for islanded microgrid. Due to characteristics of islanded microgrid, the load variation and the new energy disturbance can be predicted by the ultra-short-term prediction. By using feedforward control method, the load disturbance can be roughly...

Graph theory is applied in this paper to optimization design of test point set in circuit board fault diagnosis. The optimal detection node set of a circuit board can be established by a improved node matrix. The improved node matrix can also regenerate topology network graph of a circuit, which reflects...

For the problem of low accuracy of temperature monitoring system, this paper proposed a multi-sensor data fusion algorithm applied to plant factory temperature monitoring system. First, Dixon criterion was used to eliminate the gross error in the measurement data, then the temperature data fusion value...

This research was conducted to determine the increase in problem solving abilities in senior high school students. This research method is experimental research, using 2 classes. Sampling using purposive sampling with certain considerations by knowing the conditions or situations under study. Modelling...

Based on the question-and-answer data of online interactive platforms from 2011 to 2016, this paper studied the impact of question-and-answer information on the stock price crash risk of listed companies from the perspective of investors and listed companies. The following research conclusions were found...

This research is development research with a 4-D model (define, design, develop, and spread) about Newton’s laws of motion. The purpose of this research is to determine the feasibility of Multimedia Learning Module (MLM) products developed in physics learning. The MLM product that is designed is then...

China's carbon emission of coal-fired thermal power generation has accounted for nearly 40% of the country's carbon emissions. According to the "Paris Agreement", reducing carbon emissions from power generation has become a thorny issue in China. In addition to power generation technology transformation,...

With the rapid development of society and the acceleration of industrialization, the chemical industry, with its irreplaceable position, has become an important pillar of the national economy. In the key field of chemical plants, the issue of production safety is particularly prominent. Operators are...

Positive and effective communication can reduce the negative impact of the layoffs, but it is lack of empirical research on the field in China. We collected 120 "downsizing" events, from January 2001 to January 2013 in China. Through content analysis and case study, results shows that three main bodies...

In order to evaluate the micro-blog marketing effect of the 5A Scenic Spots in China scientifically and provide some constructive suggestions, the thesis establishes a kind of evaluation index system on the basis of the user coverage, micro-blog active degree, and the propagation force. With Sina micro-blog...

The era of Big Data, with the development of the internet, brand stories have become an essential way of brand shaping and communication. This paper selects 15 brand stories of Sichuan liquor brands as research samples, and uses Nvivo software, combined with qualitative analysis methods, to explore the...

With the spread of information technology in the financial sector, fintech emerges at the historic moment and develops rapidly. For energy-intensive manufacturing companies, this is a new opportunity. Based on the acquired data of Shanghai and Shenzhen A-share energy-intensive manufacturing listed companies...

With the continuous development of economic globalization, higher vocational colleges should not only strengthen the students' vocational training, but also should try to improve students' cross-cultural communicative competence.This paperfirstly expounds the necessity of the cultivation of intercultural...

The sense of reality of Rembrandt's oil paintings reflects - that we can find characteristics and rules in three aspects from fineness and magnificence to candidness and simpleness. the reason of transformation of sense of reality and aesthetic value of sense of reality in his works, which can reveal...

As one of the most prominent American writers in the 20th century, Hemingway shaped many eternal "tough guy" images in his novels. However, the fact that he alsocreated many female images in his novels is usually ignored. The female images in Hemingway's novels are divided into the traditional female...

Retracted publications are the special literature carriers revealing scientific errors and misconduct. Based on Web of Science, this paper accessed the authoritative and plentiful retracted publications through heterogeneous multi-source data and effective retrieval strategies. Then, the informetric...

To explore the activities and features of early English translation of TCM could enlighten the current translation of TCM (Traditional Chinese Medicine). The Description of the Empire of China and Chinese Tartary is a great work that comprehensively introduces China. It is known as “one of the three...

Firstly, a brief introduction of the relevant theory of spectral density is made. Then the stochastic road irregularities are established based on the above theory. Finally, the random vibration analysis is made based on the results of pre-stressed modal analysis in Ansys/workbench.

In the past 40 years, China's power industry reform has made remarkable achievements, and it has explored a development path that is in line with national conditions. This paper sorts out its reform, summarizes the research results and prospects the future development. The study found that its reform...

This paper uses CNKI as search source, and uses ¡®Web2.0¡¯ as the key word to search the research papers related to Web2.0 during the period of 2005?2009 in China. By using Bibliometric methods, this paper analyzes the overall situation, existing problem, solution strategies and trends of the domestic...

The United States is a multi-racial country formed by immigrants, which regards itself as a “melting pot”, but different races have different statuses, thus giving rise to the problem of racial discrimination. This kind of discrimination mainly started with the sale of the first black slaves in the North...

The purpose of the work is to review the literature in regard to the efficiency evaluation of green innovation, and try to summarize the related existing theory and research achievements, and point out the feasible direction for the next research. By reviewing the literature, it is found that the existing...

It is found by engineering geological exploration that No.5 slope in Wutai-Yuxian expressway is typical dip slope forming in ancient gneiss terrain. We conclude that slope deformation and failure mainly result from the gneiss and mica schist constituting the slope and the heavy precipitation in construction...

Due to cross-level hierarchical control is usually adopted in China Power Grid, the regulating of direct-dispatching generators would have impacts on the calculation of ACE of the province, in which direct-dispatching generators locate. Closed area method that direct-dispatching generators are excluded...

Porous manganese oxide film for electrochemical supercapacitors is electrodeposited directly onto a nickel sheet by cathodic electrodeposition in a KMnO4 aqueous solution. The obtained film is characterized by X-ray diffraction (XRD), energy dispersive spectroscopy (EDS), scanning electron microscopy...

In view of the problem that the traditional sub pixel edge extraction method is obviously deviated from the real edge near the corner. A new algorithm is proposed. In this paper, the corner protection function is added to the level set energy functional, which makes that the evolution of level set function...

It’s one of the important issues to identify the ground boundary of permafrost in the permafrost study. Mean annual ground temperature (MAGT) is the ground temperature at the depth of zero annual amplitude in permafrost layers and it is one of the main indicators for permafrost division in Qinghai-Tibet...

County-level administrative law enforcement includes the city administrative law enforcement of county-level cities and rural administrative law enforcement of countryside areas, which is featured with comprehensiveness, orientation of rural policy, regional characteristics, etc. On the issues that the...

The concept of coequal hand quality is proposed in this paper to judge the fairness while dealing cards in compound Doudizhu competitions, along with two coequal quality hand cassifiying solutions. The first one is to classify the hands according to mean values and standard deviation among scores of...

With the growth of digital technology, cultural heritage protection and dissemination are going digital. Traditional cultural heritage display methods are often limited by physical space and time, while interactive animation design of cultural heritage based on immersive experience is able to break these...

In the process of daily electricity production, the data of geo-information resources of power grid equipment is basically collected by the field site staff. Currently, the main problem is how to use advanced information communication measurement technology to support and improve the accuracy and efficiency...

Based on the difficult technical defect, measuring the amount of solidification shrinkage and the stress, we use the linear contraction-thermal stress In situ measurement equipment, designed independently by shanghai university, to study the solidification characteristics, such as linear contraction,...

Cyber Physical Systems (CPS) is regarded as a new technological revolution, which tightly integrates computing, communication, and control technologies, to build a kind of smart networked distributed embedded control system. CPS is designed to interact autonomously with the volatile external environment,...

Abstract— with the rapid development of cloud computing, information shows explosive growth. The Cheap cloud storage and computing power, also contributed to the generation and applications of big data. The big data is unstructured data more than 50%, so much of them are stored as files in the file system....

This paper expounds the important status and characteristics of Hydropower Engineering Geological Information (HEGI) in the "Digital Hydropower" by the knowledge system, further analysed its two critical parts: the modern engineering geological investigation technology and geographic information system,...

Protein crystallography is a very critical process that limits the development of pharmaceutical engineering. Microfluidic technology has provided an opportunity for protein crystallization. In this paper, a flow-free droplet-based device is presented for producing highly controlled crystals and fabrication...

With the development of networked urban rail transit system, The ticket income distribution between each operator and line is becoming more and more complex. To accurately grasp the trip characteristics of passengers who choose the rail transit as their trip mode is of vital importance. The related information...

The precision of optical gyroscope can be improved by enhancing Sagnac effect. Aiming at the accuracy of optical gyroscope restricted by the theoretical limit, shot noise limit, we firstly analyze the theoretical limit of Sagnac effect in optical regime with quantum theory, and point out the physical...

With the expansion of production and construction projects in recent years, water and soil erosion in the southern mountain area of Ji'nan has been increased significantly. In order to protect the important supply area of Ji'nan spring water, it is necessary to study the characteristics of soil and water...

With the development of China's transportation industry, the formation of a number of scale of the road to the city subway enterprises, they continue to pursue a higher level. For modern urban subway route planner and ordinary users to use the urban subway query system design and application, software...

Laboratory experiments with silicone cylinders simulating flexible vegetation, the Acoustic Doppler velocimetry (ADV) measuring the flow field were performed to investigate the turbulence characteristics of open-channel flow with flexible vegetation. The results and analysis indicate that mean bulk velocity,...

In this paper, we analyze the danger of negative psychology based on the current situation of psychological education for non-commissioned officer (NCO) trainees. We adopt an integrated education model to solve existing problems and provide new insights for exploring a two-way, mutually supportive model...

With the development of air transportation, flight punctuality has become the important concern of people when choosing flights. Flight delay caused serious losses hundreds of millions of time, so it is very necessary to solve this problem.Firstly, we rank the punctuality of the main airport in the world...