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The digital economy is crucial as it drives industrial upgrading and efficiency improvement, giving birth to new business models and forms. It is a new engine for economic growth and is related to national competitiveness and future development and is a focus of the world. Tencent promotes industrial...

As women’s social status improves, the portrayal of women in the media has also evolved. Many popular TV dramas in China now focus on women’s personal growth, and their images are no longer restricted to traditional roles such as housewives. Instead, these dramas depict women as competent professionals...

According to the soft rock roadway geological, productive conditions and the actual project features in Zhengling Coal-mine, from the theory with practical point of view this study analysis the key damage factors of the soft rock roadway. A new kind of support scheme, O-arch combination support scheme,...

Changchun Jingyuetan National Scenic Spot is a sophisticated ecosystem, to explicit the functions and values of ecological products, ecological process, and to offer information for decision makers, a range of appropriate ecological assessment methods: opportunity cost approach, cost analysis, human...

The objection of this article is to optimize auto-cascade refrigeration system. This refrigeration system use multiple mixture (R22/R23/R14) as the refrigerant, which is driven by the single-stage compressor. Throttle is an important composition of auto-cascade refrigerant system, which impact on evaporation...

The water-resistance of 3 common emulsion explosives with changing deepwater pressure and soaking time were studied through experiments. Major conclusions were drawn as follows: the detonation property of the three became slightly weakened with the increase of pressure and time and all of them presented...

PT. Media Televisi Indonesia (Metro TV) is the first news TV in Indonesia which aired on November 25th, 2000. To maintain its image, Public Relations (PR) Metro TV keeps doing activities involving its stakeholders. One of those activities is Corporate Social Responsibility (CSR). As a form of concern...

In recent years, the field of electric vehicles is the first application of the new energy industrial technology platform, with the continuous progress of human science and technology, the future car development is the inevitable direction of electric drive electric vehicle. However, wheel independent...

Along with the wide application of high and new technology, the modern war mode has gradually changed and tasks of logistics equipment support are increasing, which will put forward higher requirements for logistics equipment support sensitivity, rapidity, accuracy and visualization, and making further...

Landslide monitoring is a fundamental work for landslide hazard prediction and landslide treatment. The quality monitoring work will affect the correctness of the decision for disaster prevention. Base on the development of landslide monitoring technology in Zhejiang Province, the paper introduces the...

With the country’s emphasis on innovation and entrepreneurship, domestic colleges and universities are constantly exploring how to cultivate innovative and entrepreneurial high-skilled talents, and have made many achievements in the process of training, but also found many problems. This paper analyzes...

Aiming at the low-rate and short-distance communication in existing temperature and humidity monitoring system, this paper designs a remote monitoring system based on 3G and Internet technology. This system consists of data acquisition module and data remote transmission module. Atmega128 is used to...

The paper proposes a novel blind audio watermarking scheme based on singular value decomposition (SVD) and neural networks (NN), which makes use of memorization and adaptation capabilities of NN. Experimental results show that the proposed watermarking algorithm is strongly robust against several kinds...

Digitalization of low-pass filter produced from first-order inertia link is carried out firstly in this paper. Then an improved algorithm is proposed to achieve better low-pass characteristics by weighted smoothing the first n-part of the input and output data and using the smoothed data instead of n-1...

A sharp edged biopsy needle is often used to cut and remove the expected tissue specimen to identify and diagnose cancer and other diseases. However, the traditional way to design and systematicness. The efficience of designing and optimizing of biopsy needle can be improved by selecting appropriate...

Most existing Application layer multicast (ALM) solutions use a tree structure to deliver the multicast data. However, the data distribution of tree-based ALM is unreliable because of group members’ dynamics and the error correlation of the ALM tree. In this paper, we propose a SDN-like loss recovery...

The study of music recommendation research was conducted and the corresponding research hotspots were proposed. The literature analysis method was used to briefly introduce the recommendation strategy from the perspective of the recommendation algorithm. It further proposes a method of using rough set...

Pinduoduo(PDD) is one of the representatives of Internet e-commerce companies that have developed in recent years, and PDD created a successful and innovative business model of social e-commerce. Compared with the traditional e-commerce model, social e-commercehas certain competitive advantages in the...

The integration of environmental awareness into the food industry has created challenges and opportunities, particularly for multinational corporations like PepsiCo. This study examines PepsiCo’s strategies in market expansion, technological innovation, and financial management to understand its competitive...

In order to study the relationship between TV drama television makeup design and aesthetic subject, explores the interactive of TV drama makeup and popular culture, in the development process of diversified makeup style, this paper uses multimedia software technology to analyze the aesthetic characteristics...

For rotor blades of the 1.5MW wind turbine, combined with ANSYS software, finite element analysis had been made. Vibration frequency on the wind turbine blades at different bands has been calculated. The result provided theoretical basis for the operation of wind turbine.

The traditional algorithm of mining association rules, or slowly produces association rules, or produces too many redundant rules, or it is probable to find an association rule, which posses high support and confidence, but is uninteresting, and even is false. Furthermore, a rule with negative-item can’t...

This paper discusses the concept and characteristics of the computer simulation technology, and the general process of the simulation design, puts forward the problems in applying the computer simulation technology in the physical education, and analyzes the development prospect and significance of applying...

This paper attempts to examine the impact of agricultural mechanization on technical efficiency of grape producers with different farm size by using stochastic frontier analysis (SFA) approach as well as survey data of 1690 farmers in Hebei, Liaoning, Zhejiang, Shandong and Xinjiang Province. The results...

Luminescent gold nanoparticles(NPs) modified by Polyvinylpyrrolidone (PVP) with high stability and well dispersed property were successfully via synthesized hydrothermal method. UV-visible spectrophotometer, fluorescence spectrophotometer, fourier transform infrared spectrophotometer (FT-IR) and transmission...

Based on the second-order simplified model of servo system, a new kind of nonlinear sliding mode surface is adopted, and the derivative of sliding surface is derived to obtain the variable structure control law of servo system. The Lyapunov function is chosen to ensure the stability of the whole system...

The reinforcement corrosion was monitored using ultrasonic guided wave. The amplitude of ultrasonic guided wave could response the degree of reinforcement corrosion. The experiment was carried out to monitor the corrosion process. And the results indicated that ultrasonic guided wave could monitor reinforcement...

In this paper, the equilibrium issue exists in the single carrier mobile digital TV signal processing is discussed first, and in order to improve the balance performance, how to make equalizer switch automatically between blind equalization algorithm and decision oriented algorithm is researched. Otherwise...

In order to solve the problem of insufficient output stability accuracy of saucer-shaped aircraft with simplified non-minimum phase linear model, a fuzzy backstepping and integral compound method is designed based on the fuzzy backstepping control by measuring the attitude angle and angular velocity...

Back in the 1990's, kids aged one to five years old have experienced the merry, cheerful, graspable music which were extensively created by music composers and producers. The lyrics and melody were very much suitable to be heard and sang by kids in the period of ages. The song themes ranging from going...

During the “Golden Week” of the Spring Festival in 2020, the catering industry suffered losses due to the impact of Covid-19. Many catering enterprises, especially small and medium-sized catering enterprises, are facing severe cash flow pressure, which has led to bankruptcy. In this regard, in order...

When we use oscilloscopes to observe power waveforms, inverter circuit waveforms and other high voltage signal waveforms through conventional passive probes, there are many risk factors because of grounding problem. However, we can use high voltage differential probe to solve these problems. The key...

It is of great significance to extend the android SL4A video camera service to pc desktop and mobile phone applications for the scripting languages, such as JavaScript and PHP. In this paper, we propose a method based on SL4A, script language and HTTP communication protocol to expand SL4A video service,...

Order to explore the effective ways and methods of improving the tribological properties of polytetrafluoroethylene (PTFE), energy transfer were optimized with using the SRIM software. when different kinds of metal ion sources (Al, Gr, Ni, Ag), implantation energies (20, 25, 30, 40 KeV) , and different...

This paper proposed a novel Biologically Inspired Neural Networks-central pattern generator (CPG) model with proprioceptive and reflex mechanism. It not only contains inner sensory information but also contains the information of the actuators and automatically tunes the parameter of CPG correspond to...

In order to study the handling and stability performance of a three axle vehicle, a linear 3-DOF is established based on the vehicle's roll motion. The simulation test model is built by Simulink software, and the correctness of the model is proved by comparing the experimental results with the results...

In this paper, a simple backstepping control method is designed for a class of simplified linear model of saucer-shaped aircraft. This method can solve the non-minimum phase problem for the control of the aircraft by means of matching the two gains. The advantage of this method is that there is no need...

Chaos is the uncertain phenomenon of certain systems in evolution, while entropy, as the best quantization parameter of uncertain property, is very important for entropy properties comparison of different one-dimensional chaotic maps.Compare entropy properties of different classical chaotic maps separately...

A new kind of optimal PID control method was proposed to solve the attack angle tracking problem of hypersonic aircraft . Both the control of attack angle and speed of aircraft are realized by the optimal PID control strategy. And a kind of integration of error method was used to mark the performance...

Using one-year-old wild Actinidia deliciosa as the experimental material, effect of melatonin (MT) on the antioxidant system under heavy metal Cd stress was studied. The results showed that after Cd stress treatment, the relative electrical conductivity, MDA content, proline content, soluble protein...

The new-quality productivity proposed by General Secretary Xi Jinping has opened up a new path for the innovation of education and teaching models, and also provided a new grasp for the high-quality development of higher education. Drawing on the connotation of new-quality productivity, this study analyzes...

In this paper, we choose “Stress Testing", which is widely used in the financial field, to analyze the risk pressure of the real estate industry. The real estate industry's pressure factors are divided into internal and external factors. Internal factors mainly reflect the enterprise inventory turnover,...

This study pays attention to Johnson&Johnson, which is one of the companies in the medical devices industry that a highly specialized industry with deep growth prospects to examines its enterprise value through the discount the free cash flow for the firm model. The Author conducts comprehensive...

Herd behavior refers to an individual who is influenced by the behavior of the outside crowd, and shows his own perception, judgment, and cognition opinion or the behavior of the majority of people. In behavioral finance, herding is always used to describe similar investment choices due to mutual influence...

Quadrature scheme is a scientific method of arranging multi-factors and multi-standards, because it can get enough experiment information with less experiment times, so it is suitable  for multi-factor and multi-level experiments. In this paper, the orthogonal test method is adopted to design the test...

The one-year-old wild Actinidia deliciosa seedlings were used as materials, by root irrigation of 0.1æmol-L-1 MT solution and 15 mol-L-1 copper sulfate solution, to investigate the effects of exogenous melatonin on antioxidant properties of kiwifruit leaves under copper stress. The results showed that...

Mining association rule is an important matter in data mining, in which mining maximum frequent patterns is a key problem. Many of the previous algorithms mine maximum frequent patterns by producing candidate patterns firstly, then pruning. But the cost of producing candidate patterns is very high, especially...

With the vigorous development of the commercial aerospace industry, Wenchang, Hainan, has actively attracted upstream and downstream enterprises in the industrial chain to settle and operate in the Wenchang Aerospace City Industrial Park by building a commercial aerospace city and a commercial launch...

Aiming at the strict requirement of pointing stability and dynamic environment of optical spacecrafts with micro vibrations in reaction flying wheels or other attitude actuators, this paper presents a passive double-layer micro-vibration control concept. The proposed micro-vibration system comprises...

At present, in the transmission system of theater video monitoring, it usually uses the Winsock interface to set up streaming media server, which leads to the defect that the remote monitoring terminal of this system must rely on the Windows operating system, but not the smart TV based on Android operating...