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To achieve the credible purpose of education and teaching management, it is necessary to conduct education management big data mining from the perspective of multidimensional and complex. From the perspective of the actual needs of college education management, this paper introduces the significance...

With the rapid development of China’s economy, the need for overseas energy has been increasing year by year. Under the background of “One Belt And One Road”, China’s investment in the oil development of central Asian countries has been increasing, the export of petroleum engineering project materials...

At present, the city water system has been utilized in numerous countries and continuously changed by the city’s appearance or development requirements. However, existing cities’ water infrastructures are established with low requirements and construction structure conditions, which cannot satisfy the...

Power output control of wind farm is an important way of improving the wind farm performance and enhancing the ability of power grid to connect wind farm. In allusion to the power fluctuation caused by large-scale integration of wind power, this paper proposes a power smooth control strategy of battery...

The main content of this paper is the prediction algorithm of the time that the campus bus needs to arrive at the position of the passenger. The prediction algorithm uses a method of piecewise prediction. According to the historical average velocity data of each section of route, the residence time of...

Hot isostatic pressing (HIP) with two different temperatures of 1100 C/160MPa/2h and 1175 C/160 MPa/2 h was performed on Hastelloy X samples produced by selective laser melting (SLM) was performed. The effect of hot isostatic pressing on defects, microstructures and mechanical properties of SLM fabricated...

With the development of marine economy in China in recent years, The industrial zone of Dalian Changxing island has been upgraded to a national economic and technological development zone in 2010, not only take on a new mission and task, but also the tidal field characteristics study of Changxing island...

After 40 years of water flooding development, Putaohua oil formation of Xingshugang oil field had already entered the stage of high water cut, and the comprehensive water cut has been more than 92%. Not only the distribution relationship of oil and gas becomes more complex, but also the fluid property...

In order to solve the operating environment of the dynamic evolution, this paper builds the internal reflection of the SaaS evolution model describing according to the needs and variability of the software dynamic evolution, the model is the formal definition by using communication process algebra (ACP)...

The optimal management of hemodynamic disorders among critically ill patients requires an accurate assessment of hemodynamic status. Global End Diastolic Index (GEDI) is taken for a more reliable indicator of preload in critically ill patients than central venous pressure and doctors tend to arrange...

General multi-objective optimization methods are hard to obtain prior information, how to utilize prior information has been a challenge. This paper analyzes the characteristics of Bayesian decision-making based on maximum entropy principle and prior information, especially in case that how to effectively...

Big data has become an important field for international competition and national development, and urgent demand about big data has been created. This paper discuss the gap between current situation of graduate student education and the demand under big data. Dissipative structure theory is used to analyze...

Preparation and percutaneous absorption of 2-methyl-2-perfluoro-2'-methyl-3'-oxoca- proyloxyl ethoxycarbonyl ethylmethyldipolyethoxylsilicane (V) were investigated. V was synthesized from 2-perfluoro-2'-methyl-3'-oxocaproyloxylethyl methacrylate and methyldichlorosilicane by hydrosilication, then by...

In multi-hop wireless ad hoc networks, communications with directional antennas can effectively improve the transmission range of the node. Most of existing directional routing protocols adopt the four-way handshaking mechanism which transmits and receives with directional and omnidirectional antennas...

New Urbanism is a planning and design approach focused on human scale, diversity and conversation. Based on the introduction of New Urbanism and review Peter Calthorpe’s famous books, this paper presents the innovations of Peter Calthorpe’s New Urbanism covering from pedestrian pocket to transit-oriented...

Aiming at the difficulties such as low efficiency of data collection, large amount of data and much hidden danger and risk identification in process of highway engineering construction safety and evaluation, this paper proposes a data acquisition system for highway engineering construction safety based...

The ore transportation system of strip mines is a representative discrete-event sys-tem, so the data concerning facilities and resource are collected and extracted to obtain their statistical probability by Expertfit; Based on Flexsim, Then 3D model is developed, incarnating the relationship among transport,...

Weighing technology is closely connected with people's life. A wide-range low-cost high precision portable piezoelectric weighing sensor system were designed for the wide weighing scale range applications based on improved resistance strain gauges Wheatstone bridge. Sensing unit, processing circuit,...

This paper explores the role of e-commerce development in promoting the growth of farmers’ income through digital financial inclusion and verifies the existence of the mediating effect and its mechanism based on Chinese provincial panel data from 2014-2021. It is found that digital financial inclusion...

A relatively mature system of personal tourism management education has been built in China, but there is still a big gap in market demand. This paper lists the problems in the tourism management education in Chinese universities, including a poorly designed professional curriculum, obsolete pedagogy,...

It is to guide the natural gas power generation capacity reaching 110 million kw in 2020 according to "Natural gas development "thirteen five" plan", and the natural gas power generation installed ratio from 4.33% in 2015 rises to 5.5% in 2020. Benefiting from the gas and electricity reform policy, the...

In this paper, the lightning arrester explosion accident and transformer short-circuit accident in power supply system were analyzed in detail. It was found that the operating over-voltage caused by the frequent operation of the 35kV high voltage switchgear was the main cause of the accident. It was...

Integrated Magnetic structure can reduce the overall size and weight of a converter,decrease the core losses of a converter.In this paper,the aim of studying the magnetic integration technology applied to DC-DC converters of electric vehicles,is to gain futher loss reduction and improve the life of an...

With the continuous development and improvement of China's market economy, the securities market is also facing new challenges, not only opportunities, but also huge risks. At present, it seems that there are problems such as inappropriate related party transactions in listed companies in China, and...

The development of socialism with Chinese characteristics has entered a new era, the development of technologies such as the Internet and artificial intelligence has also had a major impact on the development of higher vocational education, higher vocational education has also entered a new era with...

We have developed and implemented a new method for evaluating train service plans. The basic idea of this super-efficiency DEA model with preference (SEP DEA) is to simultaneously consider the evaluation with selection of indicators, classification of indicators and indicator weight determination. The...

The complex prospects in pedestrian detection, such as backpacks and other obstacles, are likely to cause interference to pedestrians. Since previous pedestrian detection can only use separate gradient information, the color information is neglected, and the gradient direction information is not accurate...

With the advancement of science and technology, environmental pollution has also become more and more serious, especially the water resources closely related to human life are gradually being eroded by pollution. Monitoring the water quality of water resources becomes more urgent, but the traditional...

In this study, the contents of Mn in 44 soil samples were collected from Shaanxi Province and were used ASD FieldSpec HR (350 ~ 2500 nm), then the NOR, MSC and SNV of the reflectance were pretreated, and the different deviation and reflectance reciprocal logarithmic transformation were carried out. The...

Chinese Premier’s Press Conference (CPPC), as an epitome of China’s publicity interpreting practice, deserves probes into its cultural transfers using descriptive corpus-based methods. Based on an English-Chinese parallel corpus for the 2018 CPPC, such typical cultural forms as idioms, proverbs, colloquial,...

Remanufacturing technology is an emerging technology, which is widely used in industrial field, since it prevents the recast of waste and outdated components through remanufacturing them again and guarantees that the quality of remanufacted components is not lower or even higher than new products. By...

Objective: This study aims to compare the cytotoxicity and adhesion difference between oxalate monohydrate (COM) and dehydrate (COD) crystals and African green monkey kidney epithelial cells (Vero). Methods: Through the detection of cell viability, lactate dehydrogenase (LDH) release amount, expression...

WC-8Co and Nak80 is deposited on the surface of 45 steel by DZ-4000( ) multifunctional surface hardening machine what use argon as shielding gas. By means of changing the order of WC-8Co and Nak80 electrodes’ deposition and different of roughness of Nak80 coating’s surface, thesis analyzes the effects...

Based on senior management perspectives, this article reviews the representative literature on the causes of corporate strategic change from the perspectives of senior management traits, CEO changes, and entrepreneur cognition and psychological capital, and finally the paper draws the conclusion, points...

The AP2/ERF transcription factor family is one of the largest transcription factor groups in plants and it plays very important roles in growth, development, biotic and abiotic stress response. In this study, we summarized the research advances on AP2/ERF transcription factor involved in plant growth,...

Background: Interleukin-6 (IL-6) was considered to be with the severity and mortality in COVID-19 patients, which implies a potential therapeutic target for treatment. We aimed to evaluate the safety and initial efficacy of Tocilizumab treatment for COVID-19 patients. Methods: In the retrospective study,...

In order to objectively evaluate the business performance of China’s cotton textile industry, this research uses factor analysis and projection pursuit comprehensive evaluation method to conduct a single method for empirical analysis. The results show that these methods pass the consistency test of Kendall...

Performance evaluation index is an important standard to reflect the effect of project implementation and the effectiveness of fund use. Based on the research of the relevant systems and measures of the Ministry of Finance to improve the performance of financial funds, the efficiency of financial resource...

Since the concept of knowledge map was introduced, the internet has gradually changed from hyperlink between web pages to describing the association between entities.Knowledge map is mainly used in personalized recommendation and other fields. It can provide users with knowledge nodes and links between...

Holographic command and collaborate work are the breakthrough to traditional emergency management mode. Holographic command, as a kind of all weather, three dimensional and information-shared network interactive command platform, consists of sound, image, data and is featured with comprehensive, information-shared,...

The ship operation resource allocation management system based on cloud-native architecture and microservice technology deeply integrates containerized deployment, continuous integration/continuous delivery (CI/CD) and other agile development paradigms to build a modular and loosely coupled technology...

For the differential game about the pollution emissions control problem among countries, we apply Shapley value to allocate the total payoff of all countries. The important contribution of this paper is the establishment of a time-consistent imputation distribution procedure so that the initial agreement...

This paper was designed to comprehensively and accurately obtain the order of nutritional value of the main dominant gramineous grass in the natural mowing grasslands in Shaertao Mountain. The nutrient content of the nine common species of gramineous grass in the natural mowing grasslands in Shaertao...

In view of the current demand target for the intelligent agricultural machinery talents in China, the construction project of stereoscopic teaching material which is integrated with innovative practice education system and course for the intelligent agricultural machinery is provided. The significance,...

The study selected the textile industry in Shanghai and shenzhen from 2012 to 2016 as the research sample, and empirically studied the impact of business diversification and internal control on audit fees by using the data obtained from financial terminals and dibo database. The study found that business...

This paper proposed a framework and an algorithm for identifying communities in dynamic social networks. In order to handle the drawbacks of traditional approaches for social network analysis, we utilize the community similarities and infrequent change of community members combined with community structure...

High inflation, rising concerns around cost of living, the topic of finance and its related crises has seemingly been on the rise in the last few decades. Through understanding how financial/banking crises can be linked to inequality, it can be perceived as to whether inequality is simply inevitable...

With the rapid development of rural micro-credit, whether the "agriculture, rural areas and farmers" problems have been effectively solved, whether the credit risk has been effectively controlled, these have become the focus of our attention to the rural economic environment. The main content of this...

Aiming at the limited maximum inventory in actual storage, the advantages and disadvantages of (R, q) and (s, s) spare parts ordering strategies are analyzed. Through the storage cost modeling, the optimal cost parameters of the two strategies are determined. Under the condition of cost optimal parameter...

This paper deals with the flexible job shop scheduling problem (FJSP) with the objective of minimizing the makespan. An improved ant colony optimization was proposed to avoid falling into the local optimum and time consuming exist in the basic ant colony optimization (ACO). Computational results show...