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The main failure form of the rotary liner hanger bearing is roller end breakage in the drilling engineering. Some modification methods are applied to solve this problem, however, the modification formula is very complex and calculation process need to be repeated, which may lead to calculating negligence,...

Indeed, competition among enterprises in modern society lies on competition about talent quality. Improving core competitiveness of enterprise talent not only acts as one of the important ways to realize school-enterprise cooperation in high vocational schools’ practical teaching but also is a basic...

The paper provides a brief introduction about VxWorks, analyzestheimportanceofOSsecurity, discusses the current revealed vulnerabilities, describes the risks the attack paths and the affected systems about them, and gives the solutions on this foundation.

In order to reduce the environmental sensitive frequency of electret-based vibration electrostatic energy harvester (E-VEH), an up-conversion structure is designed. This harvester is a double cantilever structure includes a low frequency beam and high frequency beam. Electret is bounded to the high frequency...

China is a major country of education. With the development of China, its education is undergoing continuous reforms so as to adapt to the demand of social and economic development. The Ministry of Education, together with other two ministries, launched the "Opinions on Guiding Some Local Universities...

Recently, Android malware is spreading rapidly. Although static or dynamic analysis techniques for detecting Android malware can provide a comprehensive view, it is still subjected to time consuming and high cost in deployment and manual efforts. In this paper, we propose A3, an Automatic Analysis of...

With the continuous growth of energy load, causing environmental problems have become increasingly prominent. Nitrogen oxides and sulfur dioxide and other gases cause serious environmental pollution. Harm of carbon dioxide, soot and heavy metals is increasingly prominent. Therefore energy conservation...

The gender of children affects household happiness, labor supply of parents, economic expenditure and consumption capacity. Exploring the influence of children’s gender on family happiness can help us to understand the micro family decision-making mode and family consumption structure, which is of importantly...

In application of industrial process control, more and more equipment & devices are integrated, and then data transmission encounters a serious bottleneck. Reliable & rapid data transmission between industrial process controllers & IO units becomes very urgent. Many schemes have been presented to solve...

Both introduction and conclusion are important links of a scientific article, and their related successful description is a crucial factor in quality of the article. This paper is intended to analyze and summarize the key principles needing to be noticed in writing of introduction and conclusion, and...

As the characteristic carrier and important way of school ideological and political work, grade weekly meeting plays an active role in college counselors to do a good job in students’ safety and stability, build a harmonious campus and promote students’ all-round development. However, the survey found...

γ-linolenic is one kind of polyunsaturated fatty acid (PUFA) essential for human body. The aim of this study was to investigate the feasibility of Near Infrared Spectroscopy (NIRS) to determine the content of γ-linolenic in donkey meat. The spectra of forty donkey meat samples on the spectral range of...

This paper puts forward a new algorithm based on RBF neural network to reconstruct three-dimensional temperature field.The algorithm uses three-dimension Discrete Cosine Transform on temperature field,and establishes a mapping relation between low order term coefficient vector and sound wave path average...

The inductance simulator and the nonlinear resistor, which are constructed by operational amplifiers and resistors, are applied to complete the analog circuit implementation of Chua’s circuit as well as improve the accuracy of circuit parameters. The state variable z, which represents the product of...

This paper, regarding college students’ physical exercise as the research object, studies the effect of physical exercise on college students’ physical health, current status and dilemma of its carrying out in colleges and universities with the method of literature to seek the implementation strategy...

A new strategy of high concentration short duration treatment of Thidiazuron (TDZ) for enhancing adventitious buds formation from hypocotyl explants were attempted in Jatropha curcas. The best shoot buds induction (81.91%) and number of buds per explant (10.16) were obtained from hypocotyl explants treated...

Many efficient deployments of large-scale wireless sensor networks based on the tree-based community rise into view recently. Sensor nodes are severely resource constrained, and lack sophisticated defense mechanisms to fight virus attacks. Cyber viruses spread through node populations over the networks,...

This paper mainly studies the operation monitoring data mining technology of Power Grid Company. In order to meet the need of operation monitoring business in the era of big data, this paper deeply studies the data mining technology suitable for company operation monitoring, builds a database of data...

The necessary for integrated systems development comes from complexity of the system. The cross-linking among the sub-systems of the aircraft attributes to the difficulty of recording and indicating system design, especially alerting system. This paper presents a practical simulation design solution...

Deepening the integration of Industry and education is an urgent requirement to push forward the supply-side structural reform of human resources. In this paper, the production training base, Vocational Education Group and other integration platform as the main research object, explore higher vocational...

Foreign direct investment has driven the growth of China’s economy, but also caused many environmental problems, threatening the health of residents, restricting the further economic development. Striking a balance between the economy, FDI and the environment to achieve sustainable growth is an urgent...

This paper explores the operating characteristics of times strength cylinder which drive electrode in steel welding nets machine, we establish the dynamic characteristics` differential equations about times strength cylinder’s internal cavity by application of first law of thermodynamics, and obtain...

Inspired by the phenomenon of bio-parasitic behavior in natural ecosystem, this paper presents a novel particle swarm optimizer named PSOPB, in which particles are composed of the host and the parasite population. In the presented algorithm, the two populations mimic facultative bio-parasitic behaviour...

For improving smooth transition of the elbow and keeping geometric modeling characteristics of the elbow, the equation of blending surfaces was established by the means of implicit geometric modeling. Adjustable function of controlling parameter increases freedom of blending surfaces modeling. Sudden...

With the method of case study, implementation of lean management in four enterprises, FAW Car Company (FAW), China International Marine Container (CIMC), Junlebao Diary Co. (JLBC) and Tianjin General Water Co. (TJCGE), are analyzed in this research. It is concluded that lean thinking drives enterprise...

With the increase of trade volume between China and the United States and the development of economic globalization, the trade friction between China and the United States has become more and more intense. The causes of sino-us trade friction are manifold. Only when we have a clear understanding of the...

This paper discusses one intriguing but complicated issue about identity in tautological constructions in Chinese political discourse. We recognized that, though Russell’s description theory is helpful to exploit the logical mechanism underlying the grammatical forms, it still has the difficulties in...

This paper studies the implementation of weak signal detection chaotic oscillators. Also, the detection model of the system is theoretically studied and analyzed. The main mechanism of the chaotic oscillator detecting the same frequency signal and the non-frequency signal located in the difference frequency...

In this paper the electronic recognition system based on internet of things technology for railway logistics is designed and implemented. The 4 level information transfer mode is used between RFID Tag, train carriage identifier, station yard identifier and computer sever. Radio communication is used...

This article aims at improving the practice feasibility of game theory for the couches and athletes in a football penalty game. Firstly, some mission success rates are introduced to the penalty game to depict the technical uncertainty. Secondly, direction strategies are digitalized in order to be randomized...

By analyzing the current social reality and development trend, this paper gives an analysis of the latent function and obvious function from the perspective of structural function theory, and concludes that if we only emphasize scores and achievements and despise the development of students’ physical...

The development of new rural financial institutions in Jiangsu Province has played an important role in supporting agriculture services for more than a decade, and it is also inevitably faced with financial risks. In this paper, by reviewing the literatures on the risk management of traditional rural...

In this study, tensile, inter-granular corrosion, and impacting tests were carried out to investigate the mechanical property characteristics of X65MO-316Lclad hot rolled coil trial produced by 2250mm hot continuous rolling line, which is applied for the manufacture of offshore line pipe. SEM (Scanning...

The traditional mechanical plating method is not suitable for parts of big bulk and of complex surface. In order to overcome above shortcoming of mechanical plating, a novel wet ultrasonic mechanical plating process was present by integrating the theories of mechanical plating and ultrasonic shot peening....

Micro-lesson, as an emerging digital learning resource, has a great impact on traditional teaching, and also makes up for the shortcomings of traditional teaching methods and modes. The study applied micro-lessons to the teaching of secondary school Information Technology course. The experimental class...

On the foundation of a kinematics modeling based on D-H method, in this paper, we designed the control system of live-maintain robot on energized transmission. After analysis requirements of practical and control of robot, the control system is designed by being integrated, which is good to coordinate...

Peper aims to answer how new media, the internet, and BRI projects are related. The second tries to uncover the concept and purpose of the digital silk road. Third, describe how the idea of Chiglobalization initiated by China is in the digital silk road scheme. This type of qualitative descriptive research...

in the process of enterprise development, accounting work for the enterprise's influence is very far-reaching. Accounting can be divided into financial accounting and managerial accounting are two different patterns, along with the rapid development of Internet technology, enterprise to the requirement...

There are various factors that can cause changes in human reliability during ocean voyages. By analyzing the ocean voyage scenario environment, seven factors including organizational planning, job competency level, personnel allocation, team collaboration level, physical and psychological state, ocean...

The risk of schedule and cost is the core part in the thermal power construction projects, while the traditional earned value method often ignores the existence of the risk in the schedule and cost analysis. This paper presents an improved earned value analysis method considering risk factors. In the...

The unsharp masking method is a well-known approach for image enhancement but is very sensitive to noise. Low pass filters are usually employed to suppress the noise, but often lead to the blurred edge. To overcome these problems a sharping algorithm for digital images based on spatial autocorrelation...

License plate detection is a key part in vehicle license plate recognition system. In this paper, we present a hybrid method for license plate detection from natural scene images for the all-day traffic surveillance environment. The proposed method includes two stages: rough detection and accurate detection....

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...

In order to make up the shortages of traditional hardware-in-the-loop simulation (HILS) for flight control system (FCS) evaluation and farther reduce the risks of flight tests, wind tunnel hardware-in-the-loop simulation (WT-HILS) should be used to evaluate the FCS after the HILS evaluation and before...

Static Var Generator (SVG) is a new generational dynamic reactive power compensation system and the detection of directive current generally uses ip-iq operation mode. However, the command value of output reactive current only depended on the reactive current detection of main circuit based on the ip-iq...

Along with the development of online movie and TV series, the current online advertising has developed into the 3.0 era with creative interstitial advertising as the core. In order to investigate the influence of consumers’ cognitive need on the effect of creative interstitial advertising, this paper...

This study is based on panel data from 30 Chinese provinces between 2010 and 2022. Economic high-quality development and its regional heterogeneity are systematically examined in relation to new quality productivity using the instrumental variable technique and the double fixed effect model. Economic...

Most long-distance inter-regional power transmission grid lines are in unattended forest zone. In recent years, China's forest coverage has improved a lot which provide a lot of combustible material for the outbreak of the wildfire. Under the influence of global warming and other climatic anomalies factors,...

Network anomaly detection is a hot topic in the field of detection and is of great significance for ensuring the reliable operation of the network. The current research direction is mainly the detection of the host's own operating conditions, and the detection of a single resource, low detection efficiency...

A series of AlCrNO based solar selective absorber coatings were deposited by cathodic arc ion plating on three kinds of different infrared reflectors (AlCr, Cu, Cr) and with different deposition currents respectively. The surface morphology, phase structure and surface roughness were characterized by...