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It has been proven to be an effective method for reducing the friction and wear of two contact surfaces by introducing a hydrodynamic lubrication mechanism. A linear trapezoidal groove was proposed to accommodate the bidirectional rotation of the planetary gear. Cavitation and fluid rotation centrifugal...

This paper analyzes the trend, design fundamentals and design principles of contemporary UI design from user interface design (UI design). It discusses that even though the design styles of today’s digital art era are flourishing with diverse thinking, the pixel style will never go out of style. A single...

The evaluation of underground space development suitability is a crucial initiative for the multidimensional development of cities. It serves as the primary foundation and basis for formulating scientific and rational underground space utilization plans and land use regulations. Recent domestic research...

This paper uses the method of multiple regression analysis to study the relationship among total output, labor input, capital investment and R&D investment of electronic information industry, and discusses the position of Beijing's electronic information industry in the smile curve and the global value...

For the reliability problem of the 90 ° bend optical fiber embedded FR4 substrate in the bad service environment especially for military, the easily failure area of this modal under environments of random vibration and characteristics of interface cracks extending are researched. Firstly, modal analysis...

Competency evaluation of computer software development team members is an important issue. Under a comprehensive summary of the competency research, competency evaluation index system for software development team is built in this paper. On this basis, competency identification and evaluation model for...

The ritual system in the Northern Zhou Dynasty (including the Western Wei Dynasty) mainly was established in accordance with Rites of Zhou. But it didn't completely imitate it. It not only didn't recover five traditional rites entirely but also had innovative characteristics in the construction of the...

Analysis of the basic situation of water resources in china. The development and utilization of water resources and the protection countermeasures, in order to promote the sustainable development and utilization of water resources.

Digital economy refers to the economic model that takes digital technology as the core to drive the whole economic activity process and create benefits. In the future, all economic links may be driven by digital technology, digital technology will be the main driving force for world economic development,...

This article studies the connotation of the new power system technical standard system; Analyzing and comparing the advantages and disadvantages of evaluation methods for the implementation of domestic technical standard systems from two dimensions: the single standard economic effect evaluation method...

With the integration of computer technology, network technology and mobile communication technology continuously, the formation of personalized resource recommendation has become possible. Based on teachers' demand investigation and analysis, this paper analyzes the teacher system architecture, personalized...

In this paper, we introduced and analyzed automobile engine’s common linear exhaust gas recirculation system’s features ,with a method of comparison, based on my years of vocational colleges' Automotive Electronic Control Engine Construction and Maintenance teaching practices. Among these includes the...

In order to analysis marine detection performance of the satellite-based AIS receiving system and provide a reference for related algorithms, the relationship between signal detection bit error rate(BER) and detection probability is analyzed and simulated, besides, the detection BER is simulated at different...

In order to reduce fuel consumption and vehicle exhaust emissions, it is necessary to develop new designs, such as flow control using jet actuators, to reduce vehicle aerodynamic drag. A numerical model was developed based on the process of airflow passed through a micro-jet actuator. Under different...

Objective This study aims to examine the current status, research hotspots, and trends in student communities within higher education institutions globally. Methods: Data were extracted from the China National Knowledge Infrastructure (CNKI), Wanfang, and Web of Science Core Collection....

Regional industry competition is a momentous aspect of regional geographic information engineering. It is quite vital to investigate industrial competitiveness in both theoretical and practical fields. In this paper, the principle and procedure of principal component analysis (PCA) were respectively...

Polarimetric microwave radiometer is used to measuring target polarization information, whichopen up a new area for passive microwave remote sensing. In order to understand and use this new technology, further improve the capacity ofusingsatellite data toretrieve the parametersof sea surface and atmospheric...

This paper studies the relationship between the workers stress level and accidental rate for the oil and mine industry. The results show that either too much negative stress or too less positive stress will cause more accidents. To adjust the stress level on the venue, we have proposed a smart phone...

This paper addresses the MWLP (Minimum Weighted Latency Problem). The problem has previously been proven NP-hard, which makes finding the exact solution impractical when the graph's scale is large. This paper explores the feasibility of using heuristics to solve MWLP. Five classic heuristic algorithms...

Consensus mechanism is the core element of blockchain (BC) technology. A good consensus mechanism can improve the performance of BC system and promote the application of BC technology. The most widely used consensus algorithms are Proof of Work (PoW) algorithm and the Proof of Stake (PoS) algorithm....

From archaeological point of view, there are human beings, art and art design. Art and design throughout the course of human development, but also to the quality of human life has been improved. Art is a unique way of expressing inner thoughts and feelings in the process of human development. Artistic...

This paper combines the training program of automobile service engineering specialty in Jilin engineering and technology Normal College, so as to determine the target of talent training. Research and development of teaching based on the concept of education and teaching, establish the application oriented...

With the advent of knowledge economy, knowledge innovation is more and more important for economic development, and graduate students in China's the knowledge innovation plays an indispensable role. Through the analysis of teachers and students, and analyze the knowledge innovation of concern, constructing...

Objective: This paper describes in detail the design of campus card system protection system based on encryption technology. Methods: The design and implementation of the server-side management-side management module, rights management module, communication module, and log management module are described...

Competitions among different universities are the competition of talents. The content is about how to obtain talents, how to properly allocate talents, how to comprehensively obtain information of human resources and promote the level of human resource management of universities. The paper used cluster...

With the Internet era, people willingness to accept the network shopping gradually improve, continuously improve logistics payment and other supporting services, various types of e-commerce platform have sprung up vigorously. Online shopping has become a way of life of people, which is associated with...

Since the introduction of reforming and opening in China, the policies for the development of urban and rural sports public service can be divided into three phases, i.e. prior development of urban sports, development of urban and rural sports and coordinated development of urban and rural sports. Based...

Complied with HLA specification based on MAK- RTI software for run support, the highly stable and extend-able ballistic missile against large ship simulation system is designed and implemented. The system simulated formation of large ship, satellite recon, command of battle and the process of missile...

In order to solve the problem of non-linear modeling of hydraulic system, a modeling method based on BP neural network is put forward. The complex hydraulic system, according to the structure and relationship of hydraulic system, is divided into simpler subsystems, a complete network is established and...

The deformation characteristics of soil element depend on it's stress state, so theoretically, if the soil sampling from sliding surface of landslide was triaxial tested under the same stress state, the mechanic deformation behavior of shearing plane in test sample would have correspondence with that...

A model identification method of hydropower unit (HU) based on Auto-Regressive and Moving Average (ARMA) has been proposed. The ARMA model coefficients were obtained by least square method. Using the proposed method, the parameters ey, e, and eqh of hydro turbine can be calculated. Experiment results...

Surface temperature is an important parameter commonly used in thermal infrared remote sensing. Precise measurement of temperature is one of basic tasks in ground parameter acquisition. A remote high precision temperature acquisition system based on GPRS is presented in this paper, which consists of...

Due to the digitization of financial services worldwide and increasing fraud cases, the concern of online microfinance fraud and P2P lending risk is a certainty with NBFC. Over the last decade, there has been increasing scholarly activity directed at fundamental issues in this area. University of Queensland’s...

From different angles on the relationship between air pollution and meteorological elements preliminary studied, this research adopts the method of orthogonal analysis, by the analysis of day-to-day relationship between AQI (Air Pollution Index) and meteorological conditions of the Jingjinji District....

The roller steel slag has many advantages due to the special process can be used as sand in commercial mortar. The parameters of the slag from MCC Baogang Steel Technology Services Co., Ltd were researched, and with 20~60 vol. % slag replaced for sand, six strength grade mortars were prepared. The results...

Under the background of the new electricity system reform, the power grid investment players have more economic requirements for Distribution Investment, and the economic and social benefits brought by Distribution Investment are paid more attention. This paper presents a model considering voltage level...

Since ancient times, language has been a fundamental medium for human communication and the expression of thoughts. The advancement of speech recognition technology has significantly enhanced the efficiency of generating, transmitting, storing, and acquiring speech information, thereby facilitating more...

This article studies the key technical directions and system framework of the new power system technical standard system; This paper studies the effectiveness evaluation of the implementation of the domestic new power system technology standard system; The connotation of the effectiveness evaluation...

In order to predict the slurry concentration of a Cutter Suction Dredger (CSD), a revised Deep Belief Network (DBN) that contains two classifier models is proposed in this work. The two classifier models (i.e., a constant step model and a probability sampling model) are used to process the original data...

The mechanical behaviors of interface between gravel soil from three gorges reservoir area and concrete structure had been investigated to by using the large-scale simple shear test. The effect of moisture content or stone content on the interface mechanical behaviors was discussed. The results indicated...

In order to accurately recognize the degradation state of rolling bearing, a hybrid method combining Genetic Algorithm GA and a Support Vector Machine (SVM) was proposed,and the model for degradation state recognition of rolling bearing was constructed. Firstly the feature vectors of degradation state...

Water transport is one of the most important modes of transportation in China. With the rapid growth of our economy, the number of goods transported by ship has doubled year by year. China has become the largest country in the world in terms of cargo throughput. Ship transport is of great significance...

Mulao is an agricultural nation with a long history of cultural tradition, and they live with clan as unit, keeping a strong clan blood relationship. Mulao traditional sports activities is the important part of its culture, and it has profound historical and cultural value for the research on traditional...

The importance of Level-three project as the base, bone and main thread in training schemes, courses group and courses, based on TOPCARES-CDIO engineering education is proposed in the paper. It is also maintained that how to design Level-three projects from the training schemes, courses group and courses....

The research of competency is one of the hot issues in the area of HRM at present. On the basis of existing research, this study adopts the measuring scale of HR professionals’ competency in enterprises of China which was developed by Chen Wansi, Ren Wei and Yao Shengjuan to make a survey on HR professionals’...

The development of white organic light emitting diodes (WOLEDs) holds great promise since they combine the potentialities of high efficiency and inexpensive production with the appealing features of high-color-quality white light. Nevertheless, reliability and color quality still need to be optimized...

The objective of this thesis is to provide both theoretical and empirical evidence for the further reform and development of the teaching quality of the undergraduate P. E. majors in the 21 century in order to deal with the confusing problems brought about by the conflict between the expansion and quality...

Upstream of Junhe river basin among the mountainous region in the middle of Shandong province is deficient in groundwater resources, and the carbonate karst provides an important water supply source for this area. However, with the development of economy in the basin, much more water is consumed, resulting...

In this paper, we present a line correction method for robot moving control based on image detection approach. By statistics of horizontal vector, the line deviation can be estimated, and then to control the speed of motor to trim the moving direction. For real-time control requirement, we presented...

Aiming at the attitude control problem of flexible spacecraft, an improved sliding mode controller is presented. First of all, the dynamics equation and the kinematics equation described by error quaternion and error angular velocity are studied, which avoid the non-single question of the end attitude....