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Aiming to reduce the losses of shipwreck, this paper employs methods in mathematics and simulation fields to build a progressive search model and give out targeted solutions for each stage. After simplifying the actual process of search and rescue, based on Air France Flight 447 (2009) case data, we...

This paper proposed the design idea and the development of an online curriculum system based on the Browser/Server architecture from the perspectives of system analysis and design. This system can efficiently manage and update the teaching contents. To solve the difficulty traditional online curriculum...

The Cu2-xSe nanopowder was synthesized by the hydrothermal method. The electrical transport properties of Bi1.975Na0.025Ba2Co2Oy + xwt% Cu2Se (x = 0.00, 0.25, 0.50, 0.75, 1.00, 1.25, and 1.50) ceramic samples prepared by the solid-state reaction method were investigated from 300 K to 898 K. The Cu2-xSe...

The implementation of the Chinese Government Scholarship programs is an important measure to cultivate innovative talents with international vision, and will be an important driving force to speed up the integration of the teaching and scientific research level with the international level. As the main...

With the development of China's transportation industry and the construction of traffic tunnels, tunnel disaster prevention has become an increasingly important research topic. In this paper, we compared the two kinds of smoke prevention modes in the vertical tunnel with the vertical ventilation and...

This study addresses the problem of inequality between social and corporate benefits in creating a recyclable low-carbon supply chain under the "dual carbon" policy. Our research constructs a two-level closed-loop supply chain in which manufacturers lead, retailers follow, and demand is influenced...

COVID-19 spread globally in 2020, with confirmed cases still increasing in many countries. Human investment activities also suffer when life, health, and safety are at great risk. The outbreak of the virus has also caused a huge impact on the economy, global financial markets have seen great turbulence,...

Deforming process of FS (flexible spine) tooth is studied, its bending deformation and shear deformation are analyzed, and stiffness expression is concluded when FS tooth meshes into completely. FS cylinder torsional stiffness is analyzed with theoretical calculation and finite element analysis, the...

Migration bring large labor to help resolving the problem of the shortage of effective labor supply in Xinjiang, and promotes Xinjiang's economic development. This paper firstly select relative data during 1990-2007 in Xinjiang. Then, we use the unit root test, cointegration test and the granger causality...

The formation energy, electronic structure, density of states and optical properties of ZnO doped by Mg in substitutional and interstitial positions are studied. It is found that the band gap of ZnO is enlarged by doping Mg in the substitutional position, and the ZnO doped by interstitial Mg becomes...

According to the nonlinear and non-Gaussian characteristics of the traffic flow, we propose a SMC based traffic flow congestion event reconstruction framework based on traffic flow signals. The simulation states can get close to the real scene continuously along with the data assimilation model assimilates...

Migrane is a common, chronic multifactorial disorders syndrome with multi-nervous system and non-nervous system disorder. The pathogens of migrane are still unclear, mind, diet, endocrine, heredity have been considered to be attributed to it. Pathogenesis and therapeutic have been explored constantly....

This paper reviews the literature for service quality and customer satisfaction, develops a model and hypotheses of the interrelationships, identifies measures and tests the model, with a sample of customers of the HEMA FRESH STORE (fresh food e-commerce) audited. Results of a questionnaire will be reported,...

The traditional power safety training methods are difficult to achieve a good training effect. In this paper, an entity emulation system for power safety training based on the three-dimensional stereo vision and the wireless communication technology is presented. A real-time 3D motion capture unit based...

Tornado always exists like funnel shaped, In this paper, according to the basic principles of tornado to establish a physical model of tornado. According to this model, a tornado of angular velocity, density and the spin turn radius in air layer parameterized description. Based on this model, the relationship...

Using natural dye Ginkgo leaves as raw materials, the dye liquid was extracted by microwave method, water bath method and ultrasonic extraction method, and the suck photometric of this three extraction liquid were tested. The 25 tex cannabis/mulberry fiber/wool 60/20/20 blended yarn was dyed by the extracted...

A novel ultra-wideband ( UWB) antenna is proposed in this paper ,which has a band-notched characteristic for the interference between the UWB applications and the IEEE802.11a wireless local area network (WLAN) and the WiMAX /C-band with combination of notched structures. The proposed antenna fed by coplanar...

The diversity and complexity of large public buildings, our country's local climate, economy, life habits variation result in a lack of basic data to support energy-saving operation standard, energy saving technology for the reconstruction of the applicability and the lack of practical test, which leads...

The paper analyses The Innocent at the base of the love story to unfold the theme. The first part of the paper summarizes the paper and its context. The second part introduces Ian McEwan's writing inspiration and the social environment that the writer set in The Innocent. The third part analyses the...

Membrane computing with the advantages of distribution and maximum parallelism is a new branch of natural computing, and discrete Morse theory is a very useful tool in topology. In this paper, combining discrete Morse theory and membrane computing, a novel membrane structure—P system with chain structure...

The 3D virtual campus is the foundation of campus digitalization. The three-dimensional virtual campus can not only simulate the real campus scene, but also has a strong human-computer interaction function, can be used to control the virtual characters through the mouse and keyboard to roam the campus....

Computer network generate a spatial and temporal separation in teaching activities, the new feature of the online teaching also make it possible to improve students' learning efficiency by using of the theory of interactive activities and appropriate teaching strategies. This paper mainly discuss the...

The diversity of corporate stakeholders is an inherent property of multi-stakeholder collaborative systems, which is a necessary condition for creating a corporate overtime culture. While past research on overtime has been limited to policy as well as culture, this paper explores overtime culture in...

The study on the impact of stress testing on banks is carried out in extreme circumstances, which is an important task that banks need to carry out regularly or irregularly after lending. It focuses on the determination of macro-factors in stress testing of logistics banking business. Taking the relevant...

This article aims to study the impact of modern industrial colleges on the transformation and development of higher vocational colleges. Through the comprehensive analysis of relevant literature and the research of actual cases, it explores the positive role of modern industrial colleges in promoting...

The teacher must undertake item analysis to improve the quality of the resultant questions and identify which queries are acceptable, unacceptable, and incorrect. Research questions in detail indicate how they were constructed and how they can be improved in the future. The Japanese language final-term...

Through the research on the development trend of physical education reform and the cultivation of PE talents in colleges and universities, it is found that the teaching content of physical education curriculum is single and athletic consciousness is strong. Therefore, in the reform of college physical...

The mechanical wave is emphases and difficult content in physical university course. Using the plane simple harmonic wave as an example, the physical meaning of the wave equation is clarified; the phase difference between the two particles in medium of coherent wave sources is also discussed. Analyzed...

The test of the heavy vehicles is depended on the experience, and is lack of quantitative citation index. This paper introduces the research of the oil spectroscopic analyzer for power transmission systems on different roads. The wear of impact factors of different road to power transmission systems...

This study focused on electrolysis of refractory malachite green waste water with three-dimensional electrode. In this research, high-purity graphite was used as the cathode, titanium-plating metal mesh as the anode, while coal column, coconut shell granular activated carbon and catalytic Titanium dioxide...

Based on constructing the system of system evaluation index of the coupling and coordination degree of manufacturing industry and service industry, 31 province-level units in China are taken as research objects, and the coupling coordination degree model is used to measure the coordinated development...

According to the morphing requirements, this article proposes a morphing glide aircraft with high environmental adaptability. Based on Kane’s Method, six degree-of freedom dynamic model is built. The automatic disturbance rejection control technology is adopted to realize stability control of longitudinal...

By the means of the simulation companied by the experiment of GDI engine, the distribution of fuel mixture and soot emission were taken into consideration under different ignition timing. In one injection model, the ignition retard can lessen the soot emission. Two stage spray in cold start, which contributes...

Dynamic response slow and DC voltage fluctuation when traditional current inner loop controller based on dq transformation applications in three-phase PWM voltage source rectifier (VSR). To these shortcomings, firstly this paper established discrete mathematical model of VSR, derived deadbeat control...

The purpose of this research is to design a strategy for Tulude and Masamper activities as sustainable cultural tourism and contribute economically to the surrounding community. For students to hold seminars on sustainable cultural tourism so that they can instill a caring attitude towards the preservation...

The disintegration of the Soviet Union has far-reaching significance for the development of socialist countries all over the world, and the development of socialism in China still needs to learn the historical lessons of the disintegration of the Soviet Union today. Among them, the major mistakes of...

Emotional regulation is a process of directing and expressing emotions which impacts on various aspects, such as affect, social, cognitive, physical, and psychological. Less adaptive emotion regulation leads to the increase of psychopathological symptoms. During adolescence, individuals experience various...

This study aims to determine how the organizational culture at the company affects worker performance. This study employed quantitative research and a survey of 58 participants who worked at PT Hoga Mutual Garment. The IBM SPSS Statistics 25 tool was used to perform a straightforward linear regression...

Recent research has shown that pseudowords created by transposing two nonadjacent letters are perceptually similar to their base words. Our aims are to expolore the issues: (1) whether the transposed-letter effect (TL effect) can be generalized to any type of alphabetic scripts; (2) whether the pseudowords...

This paper analyzes the four governmental regulations on pawn-broking industry in China, which includes the recessive regulation of market access, the strict regulation on financing of pawn enterprises, the regulation of the cap of lending rates and the unreasonable regulation to the dispose of overdue...

An acoustic feature change detecting based method is proposed in the paper to estimate the target maneuver onset time. Form the statistical analysis of many acoustic features of different targets, the distribution of a certain estimated feature value in a single motion state is approximately normal....

With the development of the modern society, new energy technology has a great potential to be the new driving force. In order to make full use of the wind energy in the high air, based on CFD method, using the commercial software FLUENT and the standard k- turbulence model, an axial-flow wind turbine...

Triassic in the western Tabei uplift is detrital sedimentary. Based on the data of the conglomerate, sandstone framework components and heavy mineral to analyze the Triassic of research area, the result shows that the source rocks are metamorphic rocks, magmatic rocks and sedimentary rocks, whose sources...

Urban redevelopment is a very controversial topic in China, meanwhile is also the trend that social and economic development continue to promote. Three main bodies are concerned in the reconstruction of old city, including local government, the estate developer and local residents. Because of the phenomenon...

The right to education has a fundamental importance for children in migration context. Besides its general value, realization of the right to education is a prerequisite sine qua non for successful integration of migrant children into the host society. This article touches upon the right to education...

Digital transformation has become a major driver in the development of Micro, Small and Medium Enterprises (MSMEs) throughout the world. In Indonesia, MSMEs contribute around 60% to Gross Domestic Product (GDP) and absorb more than 97% of the workforce (Ministry of Cooperatives and SMEs, Integration...

Changes from the mode of learning in person to learning online due to the global pandemic have brought up tremendous difficulties for both teachers and students. Changes disrupt previous learning routines developed under the mode of face-to-face learning, thus creating uncertainties. Previous research...

Beijing 2022 Olympic Winter Games are important landmark events in China, and their hosting is of great significance. This study uses Python data mining, Support Vector Machine algorithm, and #LancsBox to analyze the sentimental tendency of comments under related topics on Twitter and summarize netizens’...

The new rural construction in 2005 in the party in the fifth Plenary Session of the 16th CPC Central Committee through the "outline of the plan for the year 11th Five-Year," a resolution in the new countryside on the road to realize the education plays an important role. In the 2017 vocational education...

Steel samples under different pulse magnetic field are produced using self-developed pulsed magnetic field generator, and the discharge voltage of the pulsed magnetic field selected from the experiment is 0V, 40V, 80V, and 100V four gradient levels. The morphology of the microstructure is photographed...