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In this paper, considering the needs of educational network resource search, a framework of ontology based semantic search engine system is designed based on open source technology Hadoop and Nutch. Several key technologies related to semantic retrieval based on tology are explored, including the construction...

Highway greening can not only effectively improve the carbon sequestration capacity but also help to achieve the “carbon peaking and carbon neutrality” goals of the highway transportation industry. In this context, this paper screens plant species with significant carbon sequestration capacity suitable...

In order to prevent fire from spreading in the inner space of buildings that can be divided into different fire compartments in line with specifications. A fire resisting shutter is a rolled up in the rotary axle box at ordinary times installed in the building fire protection compartments. The fire separator...

We propose a method to implement NOR OR optical gate Based on the nonlinear polarization rotation (NPR) effect of a single Semiconductor optical amplifier (SOA). This method is theoretically analyzed and simulation experimentally verified. Both the NOR and OR logic gate can be achieved by adjusting the...

Multiple buffers parallel-encryption technology uses multiple buffers, takes advantage of the data transfer bus and saves data transmission time. By keeping encryption chip been in working condition, can Improve the efficiency of encryption chip, and effectively improve the performance of cryptographic...

To establish a space finite element model of SPS steel orthotropic sandwich structure bridge panel and ordinary steel orthotropic bridge, compare the extreme value distribution and size of two orthotropic bridge decks under different stress states and the stress of the structures, and analyze the stress...

Virtual Logistics Enterprise is a dynamic alliance in the logistics industry. Virtual Logistics Enterprise transaction process is virtualized. The members of Virtual Logistics Enterprise dispersed in different regions. And during the project period, they do not belong to any organization. This makes...

For the practical application and popularization of ship electrical equipment emergency recovery technique, the training mission and training requirements of ship electrical equipment emergency recovery technique was analyzed. The Models and approaches of Ship's emergency recovery training were studied....

Heating-up and rapid cooling by spray water had a large impact on the mechanics and deformation behavior for an axially restrained steel column. During heating, the axial force of the restrained steel columns increased in linearly. During rapid cooling, its axial force rapidly decreased until zero, and...

Under the background of teacher training professional certification, China has put forward more requirements on the cultivation of the practical innovation ability of normal students. Teachers should introduce the latest educational ideas into the classroom. Emphasize the role of students as the main...

Nowadays, global warming has caused phenomena such as glacier melting, reduction of the Arctic layer, sea level rise, and changes in rainfall patterns, which have a profound impact on human survival systems. From a global perspective, transportation has become one of the most important and fastest-growing...

In order to improve energy efficiency and protect the environment, new energy vehicles have been developing vigorously. As one kind of the vehicles, CNG (Compressed Natural Gas) Automobiles and CNG & Electric hybrid cars have been accelerating promotion. However, the current CNG vehicles are reducing...

The purpose of this study is to train the necessary equipment manufacturing talents for the old industrial base, Liaoning, which is going forward in innovation. This requires cooperation among the government, universities, enterprises and research institutes. Colleges and universities, as the main body...

Based on the improved cobb-douglas production function and Romer damping model, the paper analyzed the spatial differences of water resource growth damping in the Yangtze River delta region. The paper used the data of GDP, capital stock, number of employees and water resource input of provinces and cities...

By mimicking or being inspired by the nervous system, neuromorphic systems are designed to realize robust and power-efficient information processing by highly parallel architecture. Spike Timing Dependent Plasticity (STDP) is a common learning method for Spiking Neural Networks (SNNs). Here, we present...

Lightning protection design for 10kV composite distribution tower differs from transmission towers and the traditional iron tower due to the insulation of composite material and complexity of lightning protection design for 10kV distribution lines. Related research is still in blank. Key points of lightning...

In order to explore the process of residential selection, the fuzzy closeness degree of the interaction between the residential area and the target of location were proposed by the fuzzy quantitative treatment of all targets of location. According to the semantic evaluation of family satisfaction in...

In order to achieve fast and efficient data acquisition and digital-to-analog conversion based on ARM9 Micro-controller S3C2410 and embedded real-time operating system C/OS-II of multi-tasking A / D acquisition system. Not only able to finish with high precision, reliable, stable, real-time multi-channel...

The study of English lexical competence has been the concern of many linguists and foreign language teachers in recent years. With a corpus-based contrastive interlanguage analysis, this study reveals the differences of English word get used by Chinese EFL learners compared with native speakers in terms...

The polymer composites based on carbon nanotubes are of particular interests because of their excellent performance. In this work, carbon nanotubes (CNTs) were modified by concentrated acid solution which resulted in CNTs grafted with carboxylic acid (–COOH) and hydroxyl (–OH) groups (i.e. a-CNTs). The...

Economic globalization and the internationalization of education are developing in depth. China has put forward the strategic guiding ideology for the internationalization of colleges and universities, and at the same time promotes multilingual foreign language education to a strategic development ideology....

In this study, the aim was to evaluate visfatin level in Iraqi children and adolescents with obesity, as well as to study the association of serum visfatin level with different biochemical variables. Ninety participants were included. Participants’ ages ranged between (5 and 18) years. Sixty obese children...

Drama, as a category that integrates many artistic elements in comprehensive art, has strong teaching and dissemination, and “situation” is one of the most characteristic artistic elements in drama. It not only provides an invisible “field” for wherever it goes, but also can put the audience or other...

Under the extraordinary development stage, UHV construction in remote areas faces increasing difficulties and challenges. Systematically analyze typical problems in UHV project construction management in remote areas, and propose management model optimization plans with promotion value, which will help...

In coastal areas, hydraulic projects often involve deep silty soil foundations, drawing attention to the selection of cofferdam support structures at such project sites. The commonly used cofferdam structure for such sites is the double-row steel sheet pile cofferdam. However, this type of cofferdam...

Cooperation between China and Russia in border area is crucial. The two governments should establish a border free trade zone at an early date. Relevant policies must be adjusted for build the Russia border free trade zone, and the support of fiscal and taxation policies is particularly important. Considering...

In the context of the new mineral exploration breakthrough strategy, geological exploration enterprises have identified key areas of technological focus, including high-precision exploration techniques, multi-source data integration and interpretation, deep-seated resource exploration technology, environmentally...

At present, multinational companies are gradually entering the Chinese market. While bringing convenience to China's economy, there are also frequent violations of labor rights by multinational companies. However, under the state-centered implementation system of international human rights law,...

Using platelet derived growth factor B chain (PDGF-BB) as the model analyte, a structure-switching hairpin probe based electrochemical biosensing strategy for highly sensitive detection of protein is proposed in this work. Aptamer probe hybridized with the immobilized hairpin structured signal probe...

In view of the characteristics of MSP430 single-chip curriculum design, we focused on the organization of teaching content, improved teaching methods and reformed the performance assessment methods to mobilize students' interest and enthusiasm, so that they can through the curriculum design of this important...

Maritime management integration is conducive to regional maritime resources coordination,regional maritime security insurance, regional cooperation and development, and the development of port and shipping.This paper starts from the problems of maritime management integration of the Yangtze River Delta(YRD)...

In the surface stress detection system of the mine hoist machine drum, the wireless sensor nodes placed on the drum need to be powered by a battery. Since the sampling frequency is high and the wireless transmitting and receiving data is enormous, the battery needs to be replaced very frequently. To...

The Chinese civilization has been bursting with vitality and vigor in the process of dialogue with other cultures, especially with the Western classic Bible. The “best” translation of the supreme master of Christianity is one of the core issues in the process of translating the Bible into Chinese. In...

Selection of coal fuel for coal-fired power plant is usually required to fulfil criteria such as calorific value, combustion characteristics, slagging fouling potential, and emissions potential. This paper describes coal combustion characteristics were studied by the thermogravimetric analyzer and differential...

In order to ensure the freshness of fresh food and reduce the inventory of enterprises, enterprises need to predict the sales volume of tomorrow before ordering fresh chickens. The effect of the traditional model on sales forecast is not ideal, so a sales forecast based on stacking model is proposed....

Research performance evaluation is critical for motivating innovation among vocational education technology talents. Current evaluation systems receive “moderate” satisfaction ratings due to three key limitations: weak industry contribution alignment, inaccurate impact measurement, and underutilized...

Text memorization is a widely used yet under-explored language practice in foreign language education in China and other Confucian heritage countries. The present study addresses the need for a comprehensive and in-depth understanding of the perceptions of Chinese teachers regarding the use of text memorization...

With the rapid development of the Internet of Things technology and the continuous update and wide application of artificial intelligence technology, the Internet of Things technology and artificial intelligence have gradually penetrated into many industries in human society and have been involved in...

Along with China's economic expansion, internationalization, private enterprise as a semi mature enterprise group in continuous attention. Human resource management in private enterprises have gradually become one of the important factors that must be considered in management. By reflecting existing...

Samarium doped TiO2 photocatalyst TiO2-Sm was prepared by microwave hydrothermal method using Samarium nitrate and tetrabutyl titanate as raw materials. Degradation of methyl orange was used to photocatalytic reaction of TiO2-Sm respectively under the conditions of visible light, microwave (MW), ultraviolet...

The solar photovoltaic battery is a very important new type of renewable distributed energy. But its output power is directly affected by the light intensity and temperature. Its voltage-current characteristics have obvious nonlinear features. Therefore, a new MPPT technology based on the model predictive...

Education quality is the soul of postgraduate education. A good quality monitoring system is the guarantee of improving the education quality. We investigated the current situation of the existing quality monitoring systems. We proposed a quality monitoring system, which employs tutor team mode to overcome...

A new unsymmetrical photochromic diarylethene 1- [3,5-dimethyl-4-isoxazolyl] -2-[2-methyl-5-acetenyl-3-thienyl] perfluorocyclopentene has been synthesized. Its photochromic in hexane solution and kinetics experiment were investigated in detail. The result indicated that this diarylethene had reversible...

Image restoration processing is to rebuild or restore original images with some prior knowledge according to given degraded images or noise-polluted images. This paper proposed an image filter algorithm based on improved Shearlet Transformation. Firstly, it adopted classical Shearlet Transform to decompose...

This paper reviews the research on the economic policy uncertainty (EPU). Measurement of EPU is first brought up by Nick Bloom and his co-authors and then has been widely generalized and applied in the empirical studies. We survey the literature on both the construction of the EPU proxies and the impacts...

This paper proposes key measures to achieve these objectives, including strengthening technological innovation capabilities, expanding market development capacities, enhancing talent development, improving project management skills, and fostering a positive corporate culture. By introducing advanced...

At present, the pushing-on talents-training mode of work-integrated learning requires higher expectation in the ideological and political education for commerce specialty in higher vocational colleges. According to the characteristics of talents-training mode of the work-integrated learning and the characteristics...

In electric vehicles (EVs), the lithium-ion battery is used as the main energy storage because of its large capacity and high power density. The traditional battery management system (BMS) simply measures battery voltage and current. Most battery damage is caused by failure of the battery's sensor or...

Taking Huangpi District of Wuhan as the research object, the paper evaluates the efficiency of leisure agriculture operation, and then innovates the development path of leisure agriculture. At last, we provide technical basis and policy guidance for the development of leisure agriculture in Huangpi District....

In this paper, the structure and characteristics of the spread code and spread spectrum telemetry signal is ana-lyzed in detail, the design language MATLAB simulation model based on spread spectrum telemetry signals and verify its correctness, for the study of acquisition and tracking algorithm provides...