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Operational cost of modern tram consists of the wage, maintenance cost, power consumption cost, management cost and other cost. This paper subdivided the influential factors of traction energy consumption and maintenance cost according to fixed cost and variable cost, and a method is proposed to analyze...

To solve optimization of aircraft vertical tail stealth design under airborne PD radar, the Kriging model based on agent tail stealth characteristics is proposed; Genetic algorithm is applied to optimization calculation based on the tail stealth agent model as objective function and the tail capacity...

Objective: Take some control measures to reduce and inhibit the dynamic response of the structure during the earthquake, strong winds and other dynamic loads, to enhance the dynamic stability of the structure, to improve the structural capacity to resist external vibration, so that it can meet the requirements...

Based on specific cases and relevant theories of WeChat sales, the new tourism marketing mode in era of WeChat – the role of tourism WeChat marketing in tourism information service is discussed in the Thesis according to specific cases and the corresponding development countermeasures are proposed according...

It is inevitable that all the softwares, whatever it is new or used for decades, are suffering from vulnerabilities. However, the vulnerabilities is being hailed as the biggest security issue in the security industry. The discovery of Shellshock bug makes a new understanding for the basic software. In...

Intangible cultural heritages are mostly produced in the age of farming civilization and are products of regional economy. The current globalization has had a tremendous impact on the soil on which they survival and develop. How to protect, inherit and develop them has become a topic of widespread concern...

The processing of blueberry pulp has great significance on its quality and nutrient. In this experiment, based on the optimized hot dipping method, we compared the nutrient of blueberry pulps adding two food flavor additives, citric acid and cocktails. The blueberry fruits of verity ‘O’Neal’ with different...

Beggars become a social problem in Situbondo. Poverty is the main reason for begging. Not infrequently they settled on the streets because they do not have a place to stay. Based on the paradigm of the functional structure of the focus of research illustrates how beggars sought shelter and assistance...

On June 24, 2016, the results of the UK's EU referendum were announced, with Prime Minister David Cameron declaring the Leave camp the winner. Not only did the exchange rate of the British pound plummet, but most non-US dollar currencies also weakened significantly. The international foreign exchange...

This research aimed to explore how an interest in fashion influences impulsive purchases made online, with online shopping attitudes serving as a mediating factor. The study involved 80 respondents from Generation Z in West Sumatra, aged between 18 and 28 years, all of whom had engaged in impulsive online...

The majority of university graduates are not qualified for the competency and working standard under the specialty of their working fields. Therefore, in order to develop high quality of the human resources, a sufficient academic engagement, which depends on the abundance of resources, is highly needed....

The luxury goods market has reached a saturation point, and the internal competitions are fiercer than ever. Like Louis Vuitton (LV) and Supreme, some grand brands decided to collaborate to increase their competence to a higher level together. We adopted an empirical case study procedure in this research....

This article takes Shanghai's GDP as the research object and predicts and analyzes the GDP of Shanghai for the next ten years by comparing two time series models: ARFIMA and ARIMA. Through a comparison of evaluation metrics, it is revealed that there are certain differences between these two models...

This study aims to use Transformer algorithm to quantitatively evaluate the implementation effect of college student financial aid policy. First, the limitations of existing evaluation methods are analyzed, and the application potential of Transformer algorithm in data analysis is discussed. The basic...

Targeting at the human target detection in infrared sequence images, the extraction method of feature region based on feature points is adopted. The depth-learning algorithm is firstly used to extract the feature points rapidly. Based on the feature points extracted by matrix double transformation, LBP...

It designs a kind of 38 pump having a sand control ability, strong corrosion resistance, equal diameter and depth on the premise of meeting the needs of the special wells in oil fields. This pump can satisfied with the design requirements, such as well depth is at least 2500m, oil well pump plunger stroke...

This paper described the compound injection (PFDI) technology that combines the port fuel injection (PFI) and gasoline direct injection (GDI) system, and optimized the injection parameters by experiments to meet different requirements for mixture concentration at different conditions to improve power...

The concept that strict binary relation on free monoids is introduced, some characterizations for strict binary relations is given, the ordering properties of the set of all strict binary relations as well as some subsets of it are exhibited. Moreover, it is proved that the independent languages of co-compatible...

The planar 3-RRR compliant mechanism is a piezoelectric (PZT) actuator driven 3DOF parallel micro-motion device. It is widely used in micro-electromechanical systems, biotechnology engineering and aerospace. However, crack easily occurs on flexure hinge because alternate loading over a long period of...

Methyltrimethoxysilane (MTMS) was used as the precursor to prepare organically modified silica (ormosil) aerogel powder. The preparation was done in two steps. In the first step, MTMS was transformed into a gel through crosslinking by a small amount of sodium silicate, and the gel was broken into small...

In this paper we propose a DOA estimation method by combining propagator method (PM) algorithm for co-prime L-shaped arrays. The array contains two uniform L-shaped arrays with the minimum inter-element spacing larger than the half-wavelength, which will cause phase ambiguity. Utilizing the co-prime...

Electrical equipment is composed of the basic components of the power system, and its performance has a direct impact on the safety and reliable operation of the system, whether it is large equipment such as generators, transformers, or small equipment such as power capacitors, insulators, etc, if equipment...

Focus on the exchange and sharing of data provenance information between heterogeneous systems, this paper introduced the concept and usage of PROV-DM and PROV-O, and put forward an idea about the combination of PROV-DM and PROV-O to describe provenance information, then established a scenario to test...

Opera, since its born in 1920s, Chinese opera became one monobasic of numerous art form in the performing arts of China. Until now, the Chinese opera has developed for more than 80 years and in its creation path, it has formed its own unique artistic style, that it not only taken the characteristics...

Pro-E and Ansys software are used for solid modeling of a single-bellows air spring, finite-element processing methods for this model are discussed, and the meshing usability is validated. Using Ansys software, we solve various orders of natural frequencies of a single-bellows air spring are solved at...

Today, the issues of strategic management of the development of an educational organization are becoming top priorities. The successful functioning of a modern educational organization in the long term determines the need to determine its strategic potential, the extent and directions of its use, and...

This article aims at the Amazon comments data for the original object, the processed data as direct object, using SPSS data analysis tool to study the content of online comments about what factors will affect the online comments usefulness of search type products, and thus improve the theories about...

The essence of studies on development strategy for urban transportation is the establishment on the attitude to various types of urban transportation mode, which is based on the selection of the trip mode. The oriented graph among all the main influence factors is constructed under the summary of the...

In this paper, we propose a bi-directional multipoint-to-multipoint multicast scheme, a SD channel-based Multicast with Round robin Access (SDRAM), for ATM networks, which uses a single tree for a multicast group consisting of multiple participants that are either senders, receivers, or a mix of both....

As China’s level of internationalization increases, the number of Chinese German learners in schools and universities continues to rise. Under such circumstances, the research of fossilization in the process of German acquisition is of great significance for the teaching and learning of German. However,...

In rural areas, because of the core family -based family pension models, the number of family care models has become the mainstream. The role of children who should be responsible for the responsibility of pension is forced to be weakened. At this stage, it is urgent to alleviate the severe pressure...

China is facing a relatively harsh international economic and trade environment. Therefore, becoming an important trading partner with ASEAN has become an effective way to improve the international economic environment and promote the sustainable development of the domestic economy. This paper mainly...

In order to obtain the main influence factors of bearing vibration, based on correlation analysis of fuzzy set theory, channel radius of curvature, channel shape error and channel surface roughness are selected as processing quality parameters to research the influence degree of different processing...

In order to explore the impact on water quality and economic benefit of polyculture mode, bred Panopea generosa with Oncorhynchus mykiss , Pseudopleuronectes yokohamae, Acanthopagrus schlegelii, Sebastodes fuscescens and Scophthalmus maximus in outdoor pond from March to May 2013 in Penglai Zongzhe Breeding...

analysising the way of food borne disease infected, the mechanism of various factors on the human body disease, disease type and TCM prevention and treatment of a variety of food borne disease to explore the effect of TCM on the prevention and treatment of food borne disease and prospects. Methods: collecting...

Based on the reality of construction business and the basic theory of commercial bank credit ratings, according to the characteristics and actual situation of China's construction enterprises, this paper analyzed the existing rating methodology and theoretical basis, mergingthe fuzzy comprehensive model...

The key problem in the acquisition of the entity attribute knowledge for natural language understanding lies in the connections between the entity attributes. These connections could be represented by entity attribute collocations. It is impossible to get these entity attribute collocations manually....

Natura 2000 sites are the largest network of protected nature reserves in Europe. These areas have a significant influence on planning investments in the member states of the EU, also in Poland since completion of building investments within their geographic limits, which could have a negative impact...

The effects of two activators for activating H2O2 bleaching at low temperature were studied in this paper. The results show that: (1) both 1,2-bis-(diacetamido)-ethane (TAED) and sodium 4-(2-decanoyloxyethoxycarbonyloxy) benzenenesulfonate (OBA) can catalyze the H2O2 bleaching at low temperature, e.g....

In this paper, the inner flow field characteristics of a control valve were analysed through dynamics simulation and showed by using the three-dimensional visualization. Through the analysis of simulation results, reasons were found for the energy loss, which was, then, reduced by the optimized flow...

The purpose of this article is to discuss the advantages and existing problems of distance education in English. This article is based on the problem that students and teachers are unable to take offline courses during the COVID-19 pandemic, and focuses on the impact of distance education in English....

In the era of globalization, education is available without the time and location limits. Massive Open Online Courses, one of the most popular forms of education, have been introduced for a decade. Utilizing CiteSpace, this research investigated the intellectual base and milestones in the era of Education...

Lysosomes are important metabolic sensors for many substances’ cell growth and metabolic processes are also the center of explanation of substances in cells. Mitochondria, likewise, serve the main metabolic center of the cell. These two things interact with each other to regulate cellular metabolism...

One of the nations in the world with the greatest concentration of Muslims is Indonesia. As a country with many adherents of Islam, Muslim religious organizations, such as the Indonesian Ulama Council, Nahdlatul Ulama, and Muhammadiyah have a significant role in social life in Indonesia. Likewise, of...

With the development of China's market economy and the adjustment of economic structure, the cargo transport market share is more and more important in the fierce market competition environment, so it expands the freight transport logistics market to obtain new business growth and development has become...

The traditional electronic equipment cooling system uses electric to drive water pump, it will consume energy. The motor operating power is constant, resulting in a waste of power. After cutting off the power supply, water pumps stop working so that the heat inside the appliance can’t be cleared. In...

Establishing food safety warning system hierarchy based on AHP,through the HACCP system and the time sequence related knowledge, the food safety critical control index is obtained,combined with the nine level scale method, the five point scale scale to establish the judgment matrix and calculate the...

This paper studies the fuzzy PID controller design algorithm, and it has set up a hardware platform for the temperature control system thermal analyzer, respectively with MATLAB tools to conventional PID and fuzzy PID control method has carried on the simulation analysis, and in the actual building experiments...

Loitering munitions would quickly reach the target area in the complex battlefield environment, and perform a variety of application advantages, such as total field reconnaissance, flexible cruise monitoring, weather monitoring, the battlefield damage assessment, relay communication and target attack,...

In this article we examine to necessary and sufficient optimality conditions for interval optimization problems. We introduce a new concept of stationary point for an interval-valued function based on the gH-derivative. We show the importance the this concept from a practical and computational point...