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User usually retrieve information of interest via search engines, but for a mobile client, the user experience of manually search will be poor, for it is inefficient, and may bring huge data traffic for mobile user. To provide a convenient method for mobile users to obtain tourism information, putting...

Altogether 37 footbridges were randomly chosen in Beijing metropolitan and ambient vibration surveys were carried out. The vertical fundamental frequencies are obtained by peak-picking technique based on frequency domain decomposition, the damping ratios are calculated by half-power bandwidth method....

With the rapid development of the network scale and its applications, network security threats continue to increase, a single network security protection technology could not meet the requirement. Network security situation awareness can dynamically reflect the overall network security and predict network...

Technology maturity, as an important indicator to measure development state and future trends of technology, can effectively control the risk of technology research and application. It is widely used in technology prediction of national defence, high-tech and strategic emerging industries. Based on a...

The tin oxide ceramics electrode were prepared by the traditional solid phase sintering method. Influence of different ZnO doping amount on the microstructure and electroconductibility of the ceramics by SEM and XRD and other analytical instrument and the relationship between composition, performance...

Amplitude of digital signal attenuates seriously with the increase of probing depth, transmission rate and random noise, because channel impedance parameters of deep-sea abandoned profiler measuring instrument is time-varying in the process of transmission and it will seriously affect the stability of...

In recent years, with increasing health awareness and the population aging, the field of functional foods has developed rapidly. This article reviews the definition and mechanisms of functional foods, as well as their effects on immunity, metabolism, cardiovascular health, and nervous system. It systematically...

In this paper, we use an efficient method to solve the wave numbers of transient wave propagation in layered media. To solve those problems, the analytic solution for the interior domain is combined both a homogeneous solution and a particular solution, the exterior domain is described by a homogeneous...

The CDIO engineering education model is the latest achievement in international engineering education reforms. This engineering practice and knowledge structure is dependent on the organic connection that allows students to actively participate in courses, thus fully mobilizing students’ enthusiasm and...

Virtual simulation technology has brought revolutionary changes to the practical training and teaching of vocational education. In response to the high investment, high loss, high risk, and difficulty in implementation, observation, and reproduction of vocational education professional course training...

Totem worship formed in primitive society shows the unique culture of its tribe or nation. Due to the lack of literature on the cultural comparison between Yurlungur totem in Australian aboriginal area and the tiger totem in the Yi nationality area in southwest China, this paper studies the totems of...

The distortion of transmission signal ,when passed through the channel of the Expendable Conductivity-Temperature-Depth (XCTD) profiler under the influence of the probing depth, transmission frequency, random noise and other factors, will be more serious. And it will affect the stability and accuracy...

Due to the growing energy shortage and the sustained rapid growth of the national economy, energy conservation has become one of the most concerned issues in the society. Rail transit is a large energy consumer with great energy saving potential. This paper analyzes the electrical load and energy usage...

To meet the high requirements of base station antennas, such as broadband, wide beamwidth and high gain, an improved dipole antenna array is proposed. Generally, the working frequency range of the conventional unidirectional dipole element cannot cover the 2G, 3G and 4G band (1.71-2.69GHz) at the same...

Objective To investigate the effect of attenuation correction on the gating data based on the true coincidences event of detector ring with the application of PET/CT.Methods Use the software GATE that can simulate the imaging of PET/CT to do the pixel phantom simulation in order to simulate the respiratory...

Focusing on the instructions “Carry Out the Mass Activities of Military Training and Competition” of President Xi [1], oriented by war preparation and driven by the contemporary spirit of “Military Training and Competition”, this paper explores a comprehensive multi-level teaching reform and innovation...

CiteSpace is a software that visualizes and analyzes trends, patterns, and relationships of scientific literature. This study aims to investigate whether CiteSpace can effectively investigate the research trends and hot topics, and identify the influential articles published in a knowledge domain. Based...

To systematically assess the performance differences among various fiber materials, experimental testing and statistical analysis were conducted on 164 flocculent cellulose fiber samples from diverse production sources, aiming to investigate the distribution patterns and variability of key performance...

Since the global energy crisis, more and more countries pay much attention to the energy saving field. Building energy consumption cannot be ignored in energy conservation. China's building energy consumption is much huge, and need effective measures to motivate energy conservation. In this paper, we...

The temperature data of a post-tensioned continuous concrete box-girder bridge have been monitored during concrete hydration period. Based on the measured data, the temperature in the different positions of the concrete box girder section was systemically analyzed to extract the max temperature difference....

Our country is in the rapid transition period of social and economic development, college students generally face the problem that the psychological acceptance ability can not be balanced with the social pressure, which reflects the urgency and importance of life education in colleges and universities....

The effect of the deflector angular variation for single slotted cambered otter board on hydrodynamic performances was investigated by model wind tunnel test. Three otter board models with different deflector angle were designed for testing. The model test conducted in wind tunnel with the flow velocity...

Today, with the advocating of the construction of the ecologically civilized city, indoor plant landscape as an interior design element is gradually becoming a fashion in modern social life. In this paper, the author has expounded the concept of indoor plant landscape, the functions of indoor ornamental...

This paper provides empirical evidence to confirm the links between population aging and fertility. On the one hand, persistently low fertility rates have led to a gradual reduction in the size of birth cohorts, accelerating the aging process over time through the “denominator effect” and challenging...

Traditional practical training lacks realism, cannot meet personalized needs, limits the cultivation of practical abilities, and has limited teaching resources; VR technology can provide simulated experimental environments, interactive training, and personalized learning experiences, providing students...

In different market data environment, enterprises collect market data and process the market information reflected in the data, and improve the competitive advantage through pricing and version division, which is a problem faced by enterprise managers. On the basis of product pricing and version decision-making,...

The management innovation ideal solution has been widely used in industrial management system. In this paper, the management innovation ideal solution evaluation index system is established. However, because the article has adopted expert estimation method to confirm the index weight, the conclusion...

Through the analysis of wind power, reasonably adjusting the power is the key to stable operation of wind power generation. In this paper, first the wind power curve is studied on the basis of the least square method, so that the variation rules of wind power can be determined, and on the basis of a...

In recent years, the development of power grid companies is in an important stage from the pursuit of scale speed to focus on quality and efficiency. Under high-quality development, because of the complex relationship between input and output, there are many factors that affect the effectiveness of investment...

A kind of Sliding mode controller is designed for a kind of pitch channel model of hypersonic aircrafts. The main task is to realize attack angle tracking of hypersonic aircrafts. Compared with traditional sliding mode design method, the main difference is that the sign function is not used and a kind...

Take the rotating detonation engine combustion chamber wall which under great heat flux as the research background. The characteristics of impingement cooling under different parameters were studied by numerical simulation, then analyzing and getting a better Impingement cooling structure. It is found...

With the combination of deep Hubble Space Telescope Imaging and magnification due to gravitational lensing, the CLASH program offers an unprecedented opportunity to search for supernovae at high redshifts and detect some of the most distant galaxies as well. Unfortunately, the cluster field suffers from...

The tensile mechanical properties of the HSPE fiber twisted rope were studies. The result shows twist significantly impacts the breaking strength and related properties of HSPE fibers. When the 3-strand PA rope in a diameter 14mm, 3-strand PE monofilament rope in a diameter of 20mm, and 3-strand PP-PE...

The popularization and application of Internet make network life an important part in the process of high school students 'growth. Network life has a profound impact on high school students' learning, life, cognition and outlook. This paper takes a high school in Shenyang as an example to investigate...

In order to compensate the nonlinear error of passive all-fiber optic current transformers (AFOCT) in the case of large current input, a new method based on the inverse function correction is presented. Taking the feature of the AFOCT’s nonlinear response into account, a high-order signal is produced...

This paper integrated item domain features, time factors and user ratings, using TF-IDF method constructing single member user preference model in each feature. Then, analyze the interaction between groups of users and the influence of user preference on group model by calculating the similarity of user...

In order to ameliorate the enrollment strategies of the specialty of Information Management & Information System (IMIS) in Traditional Chinese Medicine(TCM) colleges, we collected and processed the IMIS enrollment plans in 42 Colleges from 2013 to 2016, and also the actual enrollment volume of 11 TCM...

Worldwide deterioration of air quality has raised people's concerns on what they inhale on a daily basis. This work exploits inexpensive pollution sensors deployed in the Macao Polytechnic Institute service fleet as a mean to monitor air quality at city scale. We propose web-based geo-spatial exploration...

The film "Gua Sha" tells about the legal disputes and family conflicts of Xu Datong, a Chinese-American, after his old father went to the United States and scratched his son to treat his diseases, reflecting the differences between Chinese and American cultures. This paper analyzes the cultural conflicts...

Education in the 21st century is a modern education. Its main goal is to cultivate students' autonomous learning ability. Only by studying independently can we really master the skills and meet the needs of the development of the times. The current teaching mode of college English listening comprehension...

Based on the present situation of financial innovation and financial legal supervision in Xixian New area, this paper studies the interactive relationship between financial innovation and financial legal innovation. On the basis of discussing the dialectical relationship between the two, this paper analyzes...

Aiming at a class of two order systems with single input and non minimum phase, a sliding mode control method is used to design the controller. And the problem of using Matlab software M language programming is studied. Finally, the simulation results show that the design of the controller and the programming...

Under the influence of the Oriental culture of Mahayana Buddhism and the Western civilization which pursues the equality of men and women, Kambenga has created many different feminine images in the novel. The female identity, age and experience of the works are different, but they are also the new women...

This paper presents an approach to train junior Windows software programmers for making software more appealing to students. This approach proposes to separate the software development technologies into three layers, which are the language layer, the application layer and the project layer. For each...

In this paper, characteristics of distributed energy system powered by gas turbine and gas-fueled internal combustion engine are analyzed. System configuration scheme was designed based on meteorological condition, internal load demand and time of equipment utilization. Compared with conventional energy...

With the development of the science and technology, a new business model for publishing tasks over the internet has emerged. This paper mainly focuses on the task completion of crowdsourcing platform and pricing scheme. By packaging tasks centrally, we establish a task pricing model based on partial...

PP/MMWPE/EPDM monofilament was prepared by blending modify and its physical performance and the cost was studied. The results showed that the breaking strength of PP/MMWPE/EPDM monofilament was 16.8% higher than that of PE monofilament while its knot strength loss rate is 3.8% higher than that of PE...

In order to improve the organization and management ability of R&D resources in the group enterprise, and realize the efficient utilization of R&D resources, this paper puts forward the design resource space automatic construction classification method based on the analysis of the space construction...

In this paper, we use the M language of Matlab software to study the programming and implementation of PID control for a class of simple first order systems. According to the proportional, proportional integral and full proportional integral differential control three cases , We separately conduct the...

To calibrate three-axis magnetic compass in complex conditions, an ellipsoid fitting algorithm is proposed in this paper, which is based on genetic algorithm searching for intersecting plane. First, by intersecting ellipsoid surface with a plane equation covering the whole space, the corresponding elliptic...