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With the rapid development of information technology in our country, the application of information technology in the field of education and teaching is deepening. The application of virtual simulation technology in experiment teaching conforms to the development trend of information technology in education.Students...

The "Internet +" era has prompted education to move from closed to open, forcing institutions of higher learning to change the traditional way of education and transform the education into innovative education. Meanwhile, the age of "Internet plus" has brought new challenges to college teachers. This...

In the process of adding printed and altered documents, the margins, line spacing, word spacing, and parallelism of printed documents are usually the main points of inspection. However, how to change the layout features during the process of adding and modifying needs further discussion. This article...

In the applied process of robot off-line programming technology, it is necessary for the model to solve the correction problem which is between the practical working and off-line simulational environment. Robot coordinate system calibration method is proposed by measuring workpiece coordinate system...

Urban Lake is an important part of urban aqueous environment, which provides not only recreation for residents, but also high ecological service value as an ecosystem. Along with the increasing urbanization of our country and accelerating development and utilization of urban lake resource, sustainable...

In order to study the problem of the dimension of the dimension of the model modified design. A geometric model for the layout of dimension dimension. Through the containment relationship between the dimensions of the relationship between the size of the resulting constraint relationship, on the basis...

Current Codonopsis cordifolioidea products are mostly its crude extract, which is of low technology content and low added value, and studies on the active ingredients of Codonopsis cordifolioidea are very limited. To promote industrial development of Codonopsis cordifolioidea product and to increase...

The production process of aggregate industrial is monitored by the identification of the digital. In the video, the digital character whose size is less than 12 15(The width of the digital image is 12 pixels, and the height is 15 pixels.) is defined as the small digital. The recognition effect is evaluated...

With the definite labeled samples, it is difficult that avoid the curse of the dimensionality for the accurate and efficient classification of hyperspectral images. It is necessary that reduce the dimensionality of hyperspectral images. Therefore, Polymorphic Ant Colony Algorithm (PACA) based band selection...

Horseradish peroxidase (HRP) is widely used in biological engineering, wastewater treatment, enzyme-linked immunosorbent assay and other fields. It is great significance to study its enzyme properties, stress resistance and protective agent. In order to provide good quality HRP, and protection method...

Music therapy based on computer technology has now become a popular way of psychological disease treatment. The treatment's main medium is music signal. Send music signals through computer, and then pass it to psychological consultant to make him get some energy to change his state of body and mind....

In wireless sensor networks (WSNs), although there are many existed schemes for the local eavesdropper. However, a global eavesdropper who is well-equipped, highly motivated and has the ability to compromise node can make those method invalid, so that those existing techniques can't be against such attacks....

With the rapid development of Internet, the search engine becomes an important tool for searching information gradually. In order to choose an appropriate and reliable search engine, a research on search engine evaluation has been a hot topic. In this paper, we adopt a fuzzy comprehensive evaluation...

Through the J City water supply network hydraulic model, QF pumping station optimization scheduling scheme is designed by genetic algorithm. And analyzing the working days and weekends in different working conditions. After the implementation of the optimal scheduling scheme, the power consumption of...

WNW7.0, software for water distribution analysis and design, is used to establish the hydraulic model of water distribution system in a northern city of China, and to analysis the changes of pressure and water quality in the water distribution system after applying single DBS and double DBS. The results...

There are many different kinds of machine element, with professional development of industrial production, only a few machine elements needed by factories are for their own production, most are needed to be purchased. Using purchase quotation system for machine element is an effective mean to ensure...

At present, the detection and diagnosis of thyroid cancer has always been depend on the puncture cytology of thyroid gland. However, this method (the puncture cytology of thyroid gland) demands high accuracy of the instrument and costs may stay at a relative high level. Under this circumstance, aiming...

This paper introduces the noise transfer function theory overview, After improvement proposed by the suspension of dynamic stiffness to reduce interior noise opinions, In an example of a compact car, We found the front peak problem by Accelerated conditions experimental test , Using the noise transfer...

An M-ary double-layer optical camera communication (OCC) system for intelligent transport system (ITS) is proposed. According to the importance of information, the message is split into different priorities. The low-priority data is transmitted with high data rate at the upper layer in high multiplexing...

To solve the problem of continuous and steady work and obstacles avoidance of ammunition loading robot, the trajectory plan method of ammunition loading robot based on cubic-B spline has been put forward. The paper analyzed the solution of cubic-B spline, finishing the obstacle avoiding trajectory plan...

Through the analysis of the water temperature distribution affected by the shape, volume, temperature of the tub and the person, this model finds the reason why it is so difficult to keep an evenly expecting temperature during bathing time. Furthermore, according to the water temperature distribution,...

Through the establishment of water on the surface of the heat loss and the bathtub wall heat loss of the two models to analysis heat bath total loss, as the foundation to find a most suitable strategy the person in the bathtub can adopt. Model of heat loss through water surface discuss the heat loss...

Transportation facility or automotive service enterprise location is an interesting and important issue. To improve transportation efficient, lots of researchers have addressed traditional facility location allocation (FLA) problem, e.g., the FLA problem with the minimum transportation cost or the maximum...

Since the flash point of the electrolyte's organic solvent is very low, the use of improper dismantling way can easily cause the battery to ignite or even explode. Additionally, the residual voltage of the discard EV battery is very high, far exceeding human safety voltage. Improper dismantling way is...

Under the circumstance of the big data, because of the low efficiency and low performance of analysis and calculation in stand-alone mode, the traditional recommendation algorithm is limited greatly, recommended time and recommended precision is difficult to guarantee. This thesis makes a improvement...

According to the nonlinear function of relative power function order, the uncertainty function is classified as one order relatively bounded and two order relative bounded and higher relative bounded situation. Then in view of the above three categories of uncertain nonlinear system, PID control law...

Currently the radio spectrum resource has become increasingly scarce. Evaluating the usage of frequency bands with existing radio services, strengthening management of allocated resource and improving the spectrum utilization have been becoming an important way of improving spectrum management level....

"Thirteen Five" period is in the process of China's modernization drive critical period, but the prospect of "Thirteen Five" period, China's economic and social development is faced with complex domestic and international environment test. With the deepening of scientific and technological innovation,...

Japanese Waka is a language of the art forms with national characteristics. In the thousand years of the development process, in terms of form, rhyme and rhetoric, it formed its own unique artistic style. And songs in these art forms and techniques of decorating, become colorful art treasures. However,...

Develop students' intercultural communicative competence has attracted widespread understanding of the education sector and it has become one of the main objectives of foreign language teaching. Intercultural competence covers emotional, three basic levels of knowledge and behavior, as a cross-cultural...

As an organic part of the multi-level capital market, equity crowdfunding enriches the capital market level, provides possibility for multi-level financial services, promotes "public entrepreneurship and innovation", and improves financial ecological of innovation and entrepreneurship. The rapid development...

Adiponitrile (ADN) as a promising solvent is widely used in high-voltage system. However, its effect on the graphite is not so ideal, for the reason that thermal instability at low potential and lower lowest unoccupied molecular orbital (LUMO) energy (-0.02223 eV) of ADN result in the reduction decomposition...

LiAlxMn2-xO4 (x = 0.00, 0.05, 0.10, and 0.15) is synthesized successfully using a sol - gel method at 700 for 10 h in air. X-ray diffraction (XRD) results indicate the LiAlxMn2-xO4 has a good crystallinity. Scanning electron microscopy (SEM) images show tiny distinction about the morphology and size...

Olivine LiMn0.4Fe0.6PO4 (LMFP) materials were synthesized by the modified sol-gel method with the addition of sucrose as an additional carbon source. Electrochemical properties of LMFP were advanced. The materials doped possess high reversible capacity of 107.4 mAh-g-1 at 0.2 C-rate and excellent cycling...

In order to meet the requirements which a variety of DC power supply of a certain test equipment, a voltage stabilizing module which can provide a variety of DC voltage is designed. The voltage stabilizing module comprises a power supply switch, a DC/DC switch power supply, a DC/DC isolation module,...

The Chinese government has put forward specific demands for the development of natural gas distributed energy, but there are still a number of constraints in the development process. This paper describes the technical principles of natural gas CCHP systems, analyzes its positive role, and demonstrates...

In order to reduce the impact of the decrease of inductor current during the freewheel switch on the pulse of next cycle, this paper puts forward a novel control scheme of pulse train (PT) according to the working character of the pseudo continuous conduction mode (PCCM) Buck-Boost converter. The novel...

Vibration, especially at the circumstances of accidental falling down, always cause great damage to vehicle-mounted optics image stabilization system. Therefore, during the process of designing vehicle-mounted optics image stabilization system we need to consider how to reduce the harmful influence of...

Independent photovoltaic system needs energy storage in order to balance the power and improve its instability of power generation. A scientific control strategy can combine the PV cells to the battery system organically. The lithium-ion battery can be the bridge to achieve this target. This paper presents...

To keep the water temperature even throughout the bathtub and as close as possible to the initial temperature without wasting too much water, we establish a mathematical model of the temperature of the bathtub water in space and time to determine the best strategy the bather can adopt when bathing. On...

Metallic ceramic materials while maintaining the excellent properties of ceramic materials, but also have the advantages of a metal material, is an important new engineering materials. Iron-based composite applications broad, but not high abrasion resistance, wear-resistant engineering parts for such...

The imbalance of serially connected battery cells can easily lead to overcharge and over discharge, which can not only shorten the life of the battery pack but also reduce the energy efficiency. In this paper, aimed at the merit and demerit of existing measures, a new balancing method based on grouping...

The Mesoporous Ge@C sphere has been designed via a modified St”ber method and an in-situ solution deposition. Compared with the pure Ge nanoparticles, the as-synthesized Mesoporous Ge@C sphere nanocomposites show much better cycling stability and rate capability. That as-prepared anode material can maintain...

Accurate classification of massive data in the field of electronic commerce, can service consumers to the greatest degree. The variety and quantity of goods fast growth make a large number of useful products information would be submerged in massive data. The traditional electronic commerce data classification...

The system design of enterprise performance evaluation is researched, traditionally, there is no effective business enterprise performance management mathematical model, the quantitative venture evaluation of enterprise performance is difficult, and the science and quantitative analysis of enterprise...

In the coastal areas, the logistics industry and sales industry have taken a great development, and development is very rapid, it is necessary to research the relationship between logistics status and product sales model of coastal areas, and it has an important value in practice. The logistics supply...

The cost of enterprise employees turnover has big impact on the enterprise economic growth, so the relationship of enterprise employee turnover and the enterprise economic is researched, and the risk warning assessment of employee turnover is realized. At present, the mathematical model of enterprise...

As the complexity of the task of large mechanical work continues to increase, during the assembly scheduling process between each sub task, direct optimal standard of local scheduling have conflicts, contradiction of different sub task direct scheduling process is becoming more and more prominent. When...

A new method of orthogonal poly-phase code design is proposed to improve signal orthogonality and Doppler tolerance for MIMO radar system. First, eight-phase code which has a better compromise of freedom and processing complexity is generated by Walsh matrix. Initial code sequences are chosen from the...

This paper drawing idea of the Semantic Web and ontology technology advantages, semantic model proposed architecture and equipment - equipment system semantics, semantic concepts and definitions given in the relevant equipment system, discusses the semantic structure of the framework and building equipment...