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How to find the optimal path between two nodes has been one of the most difficult problems in the internet. In this paper, a method of finding the optimal path based on neural network technology is proposed, which solves the problem of finding the optimal path by adjusting the weight of the neuron. The...

3-phenyl-1H-pyrazole (1) is an important intermediate for the synthesis of many biologically active compounds. It was synthesized from acetophenone (2) and hydrazine through two steps including Knoevenagel condensation, Cyclization reaction reaction. In this paper, three novel 3-phenyl-1H-pyrazole derivatives...

Chalcone is an important intermediate in many biologically active compounds such as flavonoid. Chalcone was prepared by the aldol condensation of benzaldehyde with acetophenone. In this paper, five novel chalcone derivatives were prepared. The structure were confirmed by MS and 1H NMR. Furthermore, the...

2-Chloronicotinic acid and its derivatives are important intermediates for the synthesis of medical antibiotics, anti-cardiovascular drugs, insecticides and herbicides, and they used in the synthesis pranoprofen and diflufenican. In this work, a rapid synthetic method for 2-morpholinonicotinic acid was...

This paper constructs the cultivation mode for talents specialized in animation, on the basis of characteristics of vocational major of animation production and design. Its basic concept is to divide the production and manufacturing of an animation film into multiple steps by following the main line...

Error theory and data processing is a compulsory course for measuring and controlling technology and instrument specialty in Colleges and universities. Students can master data processing methods, correctly estimate the measured value and scientifically evaluate of measurement results by learning this...

To develop the Daucus carota L. var. sativa Hoffm. industry in our country, the further development and utilization of Daucus carota L. var. sativa Hoffm. agricultural resources, using modern processing technology to Daucus carota L. var. sativa Hoffm. processed into Daucus carota L. var. sativa Hoffm....

University personnel files are formed during the higher education activities, including facultys', research specialists', instructional assistants', university administrators'. With the continuous expansion of the scale of higher education, the grow in number of faculty and staff and the increase of...

Innovative ability is the ability of introducing new theory, new idea, or inventing new technology and new product. Invention and discovery are the most direct reflection of innovative ability. In this paper, we first analysis innovative ability from academic definition, then discuss the relationship...

The existing bounding box has the contradiction between compactness and complexity. On the one hand, the poor compactness of the bounding box often leads to the poor effect of removing the disjoint objects, which leads to the low efficiency of collision detection. On the another hand, the good compactness...

As an important work to ensure the safety of navigation, marine hydrographic survey is not only the initial and basic link for the construction of integrated navigation system, but also the important content to fulfill the relevant international convention and implement marine management. This paper...

In many data analysis tasks, one is often confronted with very high dimensional data. Feature selection is an effective method to solve the problem with high dimensional data. The aim of feature selection is to reduce the number of features used in classification or recognition. This reduction is expected...

Found that the association between each characteristic attributes and behavior based on network intrusion data to achieve intrusion valuable data extraction and analysis,the use of denial of service attacks recorded KDDCup99 dataset simulation experiments.Weka software using association rule mining algorithms...

Along with the arrival of information era, the network is inundated with all kinds of information, and people are facing various kinds of confusion among the mass information, data analysis becomes a relatively hot potato. The proposal of cloud computing is able to well solve this problem and improve...

The main goal of this paper is to consider the necessary conditions of wave packet systems to be frames in higher dimensions. The necessary conditions of wave packet frames are established, which include the corresponding results of wavelet analysis and Gabor theory as the special cases. The existing...

Phonics is one important part of language learning and it contributes to language literacy through involving learners understanding the relationship between letter form and speech sound. It's made evident that younger learners are shown the ability to learn a foreign language in many researches and thereby...

According to the relationship between water quality parameters and trophic state index, as well as on the basis of the dividing lakes and reservoirs into four regions, the regional differences of water quality parameters is analyzed by using ArcGIS software, and the parameters include total nitrogen...

"Key Tasks of the Ministry of Education in 2014" planned to comprehensively promote the modern apprenticeship pilot clearly. Modern apprenticeship, as the name implies, is based on the traditional apprenticeship reform and innovation, which is a "school-enterprise cooperative vocational education system"...

This paper will construct a competitiveness evaluation system for star hotels so as to analyze their competitiveness situation. Based on this, it suggests to adjust industrial structure from the perspective of industrial scale, profitability and reception capacity to expand the industry business; promote...

This paper, which is from feminist perspective, studies the factors that have influences on young mothers when they choose infant milk powder; meanwhile, it verifies the relationship between some individual conditions (such as income, age, etc.) and their purchasing behavior. In particular, this paper...

The dividend policy has been one of the hot issues in academic research. As one of the three core financial management decisions, dividend policy is of great significance to the growth and development of enterprises. Based on China's 37 coal listed companies as samples, the relevant data with 2010-2015...

Follows the economic globalization and the knowledge economy arrival, the traditional rigid management pattern is restricting the enterprise human resources innovation and the initiative seriously, the enterprise human resources only then implements the flexible management to be able to adapt the now...

Software security is the cornerstone of computer system security. Among all the elements consisting of software security, control flow protection is undoubtedly the most important one. Once the process's control flow is hijacked, attacker can manipulate it to implement a variety of malicious acts and...

Writing is a difficult point in English teaching, and good writing ability needs the accumulation of English quality. As a result, teachers have spent plenty of time in teaching English writing for a long time. However, at present, the traditional teaching method of English writing is always based on...

Objective To investigate the expression of beta-adrenergic receptor( -AR) in glioma cells and the effect of blocking -adrenergic receptors on glioma cell proliferation. Methods: The expression of beta-adrenergic receptor in glioma LN229 and U251 cells were detected by real time PCR and Western Blotting....

Production-education integration is an important means and effective channel, through which the "win-win situation" and harmonious development of schools and enterprises can be implemented. The Animation Major of Hainan College of Vocation and Technique is taken as an example in this paper, in which...

As a typical resource-based city, Yulin is a pilot city of economic cycle, but the cycle of economic developed slowly and there are some problems. The way to realize the rapid development of circular economy is increase recycling economy promotion, the establishment of technical support system, improve...

This paper investigates the influence of accrual earnings management on the future operating performance of the company, and the regulatory effect of social responsibility on accrual earnings management and future operating performance of the company. The conclusions are as follows: accrual earnings...

Traditional sports cultural elites is the elites of the society and the people who have mastered a variety of traditional sports culture. They has contributed to the development of regional economy and the inheritance, protection, innovation, communication of traditional sports. This paper, using the...

Chronic bronchitis is a common and frequent disease of respiratory system in the clinical; its main manifestation is the chronic non-specific inflammation of trachea, bronchial mucosa and surrounding tissue; its etiology is complex, associating with infection, allergies, genetic, immune dysfunction and...

Also known as the starter motor or starter motor, the main role is that the electric energy of battery is converted into mechanical energy to drive the engine flywheel rotating, thus starting the engine.This paper is Electromagnetic soft starter meshing and Engine for gas engine.The main parts of the...

Education is a systematic project, including family education, school education and social education. Family education is very crucial. China and America occupy an important position in the world as great powerful countries. China is the largest developing country. America is a highly developed capitalist...

With the rapid development of computer information technology and the process of quality education in Higher Vocational Colleges which are seemed as the base of national higher education places is advancing with the times using multimedia means to carry out teaching activities, and it achieved good results....

With the development of era and the innovation of the society, people pay more and more attention to the reform and innovation of the education. The network teaching platform as the new teaching mode of the university. Through analyzing the construction of network teaching platform in the colleges, understand...

With the development and progress of society, electronic information technology has made great progress where rapid development of optical fiber technology adds a thick and heavy color. Compared with traditional network technology, optical network technology has advantages of large capacity, fast speed,...

With the popularization and development of the Internet and the extensive use of electronic products, Self-media has become an important part of people's lives, profoundly affecting people's way of life and communication. And the current higher vocational students are influenced by the most profound...

This circuit is designed to convert the differential output current of an audio digital-to-analog converter(DAC) into a single-ended voltage capable of driving low impedance headphones. Two op amps are used as transimpedance amplifiers which convert the DAC output current to a differential voltage. A...

With the great "internet +" concept putting forward and widely used, life in cities are getting much more convenient. The city market can witness the intelligentialize lifestyle everywhere, while for the country, as the blank market, it becomes the competition areas. In the base of the e-supply chain...

In the industrial production background, traditional dyeing technology can not adapt to the large-scale mass production. The representative of the computer software to simulate the traditional tie dye patterns are divided into the following two operations, one is based on the re combination of pattern...

To improve the teaching quality of "aquatic microbiology" course.The teaching reform exploration of aquatic microbiology was carried out in recent 5 years and summarized, which including grasping the course nature of "aquatic microbiology" by means of aquaculture professional training program, revising...

The research on cost stickiness behavior is mainly about sales & administrative cost and manufacturing industry, lacking studies on particular niche business. Therefore, the real estate industry paid highly attention was chosen as the research object and an empirical analysis of cost stickiness behavior...

With the continuous expansion of applications field on the computer system simulation, the problems of system modeling faced has become more and more complex. At present, there are two main problems: First, modeling object is complex, with a variety of uncertainties and nonlinear characteristics difficult...

Use all A-share listed companies of main board market in 2012 as samples, this paper investigate the influence of environmental information disclosure behavior on the firm future market value and investors` confidence in capital market. The research conclusion indicate that: (1)The listed companies`...

Mind mapping plays an important role in the learning and training English vocabulary, reading and writing English. In the learning of English through mind maps, a mind map with relevant learning content is to be drawn via the mind mapping software, but current graphics have many drawbacks and deficiencies....

This paper analyzes the problems existing in the current teaching of the course design of database principle and then the blended learning theory were analyzed. Finally, many methods of hybrid learning theory, such as network teaching system, flipped classroom, MOOC and so on, were applied to the teaching...

Students are misled by the traditional concepts after enrolling university, these make some students face many problems such as no goal of learning, no power, that causes students to face serious consequences that failed in courses and quit, bring serious influence to student management. In order to...

The third Plenary Session of 18th Communist Party of China Central Committee put forward strengthening the leading cadres to strengthen the construction of ecological civilization, promoting the establishment of the responsibility system of responsibility for environmental damage, promoting the development...

The article studied mainly the design of inquiry learning process based on WebQuest and the methods of inquiry teaching activities in the process. Firstly, this paper analyzed the technical advantages of Webquest in cultivating learners' innovation and practical capabilities, and then analyzed the drawbacks...

Here is the plain truth: students starting English study are becoming younger and younger and starting English as a student in Grade Three in primary school is compulsory according to official document. It is proved that people's language proficiency in their childhood starting a foreign language study...

Based on the demand of integration and sharing of digital archives resources, this paper analyzes the fit and advantage of cloud computing and digital archives resource management, and puts forward a new idea of sharing and sharing digital archives resources in the cloud computing technology that make...