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The low- power and portable proton exchange membrane fuel cell has the features of quick start, high power density and efficient energy conversion. It is widely used in the small equipment’s power source devices. However, the characteristics of temperature change of proton exchange membrane fuel cell...

A fast and efficient inversion algorithm was suggested for high-resolution dual laterolog (HRDI) tool. The algorithm can yield reliable estimates for the depth of invasion zone and true-formation resistivity simultaneously. Both the behaviour of HRDL measurements and inversion were studied for various...

With the rapid development of the Internet and economy. Internet celebrity brands have become a new generation of large economic systems. This article uses a case study method to select the Internet celebrity brand Nayuki’s tea to discuss the marketing strategy and analyze all the same Internet celebrity...

In the financial markets nowadays, the option is one of the popular financial products that has been increasingly traded. Exotic options, including barrier options, were invented to cater to the special needs of the investors. However, the pricing model of these financial instruments is complicated,...

In order to achieve the manual programming of complex cross-sectional profile parts,the use of curve fitting, use mapping software to draw the outline of the curve, the contour is segmented, with minimum condition arc or straight line to fit the line segment to give the arc endpoint coordinates and the...

This research applies a qualitative approach with bibliometric analysis to explore literature on blue-green economic integration and inclusive growth in the context of sustainability. Through a structured literature review, this study maps and evaluates research gaps and identifies relevant keywords....

According to Zhou Li, administrative and educational institutions had not been separate, which showed the integration of politics and education. Governments at various levels functioned as the venue where prospective officials and officials to learn skills for officers where teachers or professors themselves...

Environmental protection and energy issues have already become the two most prominent themes in the new century. Electric car becomes one of the ways to solve these two problems. Aiming at working out how to apply the brushless DC motor to the electric car, a control system was designed after a series...

This paper introduces a recursive algorithm of Kalman filter for digital predistorter parameters extraction based on memory polynomials predistorter model. The predistorter model is firstly formulated as linear regression expression. Then we derive the state-space equation of the model and attain the...

For the further development of a single transport area, an increase in the export of transport services, the development of the transit potential of the EAEU member states and economic integration, special attention should be paid to improving transport, customs, and logistics infrastructures. The study...

With China’s quality education proposal in the 21st century, students’ education has become a problem concerned by many people. Because China’s current education system is mainly exam-oriented education, there is a certain degree of contradiction between literacy education requirements for children and...

4 kinds of filter media with different structures are chosen and their filtration performance is comparative studied in the experiment. The relationships among filter resistance, flow velocity, aerosol concentration and efficiency are experimentally researched. The effect of filter structure on the filtration...

Since the Reform and Opening-up, as the education quality in China has risen dramatically, the expansion of universities and the focus of society on higher education has led to an increasing number of university students and growing competitive pressures, resulting in higher levels of social anxiety...

The digital transformation has redefined the modern library from a passive repository into a dynamic, technology-driven service hub, necessitating a new performance paradigm centered on service quality and user satisfaction. This study aims to systematically review the literature to: (1) identify specific...

In recent years, increasing children are encountered reading problems with undetected reasons. Teachers always attributed these to capacity of students, parents even don’t understand how the impairment influenced their children. Relevant educators still do not have sufficiently systematic and profound...

The next era of big data, computer information processing technology for processing large data stream processing model and the model is divided into two types of batch mode, computer information processing large data including extraction, analysis and interpretation of data in the three big work. Facebook...

The thesis studies the temperature characteristics of 5kW air natural convectional type proton exchange membrane fuel cell. The three-dimensional mathematical model of the proton exchange membrane fuel cell system is established. Using COMSOL software multiphysics simulation modeling, from the aspect...

A new locating algorithm NMDS-TDOA is proposed, which attempts to improve the performance of node localization in wireless sensor networks. As the ranks of the nodes based on TDOA should be monotonic with their ranks based on true distance, we can combine TDOA and MDS-MAP. As a result, positioning error...

This research explores how vocational apprenticeships help civil engineering students in Indonesia link classroom learning with real-world application. Using qualitative research methods, we delve into this process, guided by Activity Theory. This theory helps us understand the different factors that...

The pandemic caused by Covid-19 has created a severe global economic recession and destroyed many industries since it broke out at the beginning of 2020. However, many companies in construction material industry had an outstanding performance last fiscal year. This paper applied Fama-French five-factor...

Focusing on the case of JetBlue, our study of JetBlue’s main markets with 4122 sample observations empirically investigates the effects of multimarket contacts (MMC) on U.S. air carriers’ pricing behaviors of low-cost carriers (LCCs) and full-service carriers (FSCs) as well as those among LCCs. We estimate...

With the rapid development of global environment protection, the development of electric car has been more popular as well as the appearance design of electric car has been given an extensive research. A novel appearance of mini electric car was designed by studying the basic theory and method of electric...

Infrared thermal imager has been widely used in the fields of missile guidance and flaw detection. To identify the target clearly, the advanced one adopts dual bands sensors to capture images. Since of that, there is an urgent need of a fusion of the dual-bands images. The fused result includes much...

The fault information always contains many uncertain, such as the missing information, malfunction and failure to operation. In this paper, we use a new method based on probability-box theory and support vector machine to solve the uncertain problems and improve the diagnosis ability. The first, structural...

The role of testing the players of the basketball team at the University in order to improve their skills is considered. Regular pedagogical control, analysis of test results allows the coach to determine the most effective means and methods. Used in the work. If necessary, make appropriate adjustments...

Euthyphro, the dialogue written by Plato, records the debate between Socrates and Euthyphro before the trial of Socrates (399 B.C.). Since the text was written by Plato, who was one of Socrates’s students, we can assume that it not only contains Plato’s subjective impressions of this encounter but also...

At present, the focus of Chinese college English courses is shifting from language skills to content, and the academic community has agreed that content-based instruction is the best way to teach college English. However, for college English courses with different contents, there have been two reform...

In this era of frequent natural disasters, companies should seize the opportunity to find new marketing strategies for brand development, fulfill their social responsibilities, and do a good job in donation marketing. The paper analyzes the case analysis of Erke’s donations in Henan floods and other...

Virtual reality system allows users to start from their own point of view, and take advantage of natural skills and related equipment for the generation of virtual world objects to browse and interact. In virtual reality platform, 3D visualization technology plays a vital role. In this article, we carry...

Approximate gradient method is improved for the maximum power point tracking (MPPT) of photovoltaic generation system. The improvements are implemented by: (1) applying constant voltage tracking method to narrow the search range when external conditions change drastically; (2) adding constraint conditions...

This research is motivated by the existence of problems in the recognition of cognitive and language abilities in early childhood. In early childhood, in the introduction of reading, children usually read directly by spelling letters without knowing the meaning of what they read. The ability to count...

With the increasingly stable political situation and the steady economic development, African regions, as a major market for China’s automobile with proprietary brand, has drawn attention of many a automobile manufacture, and then, a large number of automobile brands head for Africa, and thus, competition...

The wear-law and the life prediction model of mechanical components were analyzed. Supposing the mean wearing rate of cylinder during the stable wear period obeys normal distribution, the samples of cylinder life was acquired applying the time-step Monte Carlo simulation method, and the life distribution...

This study investigates the relationship between transformational leadership, employees’ proactive behaviors and employee innovation in the context of telecommuting during the post-pandemic era in China. The author surveyed telecommuters based in Chongqing and Sichuan of China and altogether received...

Autonomous mobile robots (AMRs) require efficient real-time processing capabilities to navigate dynamic environments. Traditional processors often face challenges in meeting the power and performance demands of AI-based decision-making. This paper presents the design and implementation of an FPGA-based...

The effects of many factors such as the properties of membrane and substrate, the lamination conditions on filtration performances of PTFE membrane filter have been experimentally researched in the paper. It is found that both the virgin pressure drop and residual pressure drop of membrane filters decrease...

Nowadays, context-aware applications have become a hot research field. However, many context-aware applications don’t fully connect to the characteristics of the Internet and the developed applications are limited by the platform, thus, the cross-platform deployment can’t achieve. This paper presents...

The history of freedom of expression is best illustrated by the 1977 Supreme Court case of Colin v Smith. In this case, Justice Pell even made it clear that residents of the area who suffered moral damage as a result of the march could later bring a tort action, but that the NSPA's freedom to "express...

Study This aiming for know: 1) condition profit operations and levels profitability of BUP PT Pelabuhan Biringkassi Indonesia.; 2) internal and external factors that influence profit operations at BUP PT Pelabuhan Biringkassi Indonesia; 3) effective strategies for increase profit operations at BUP PT...

The modification and modulation of dicarboxylic amino acids on tellurium oxide nanoparticles (TeO2NPs) were investigated by Fourier transform infrared spectroscopy. The TeO2NPs prepared in aspartic acid (Asp) or glutamic acid (Glu) were spheres with main size distribution of 30-80 nm. TeO2NPs were bound...

This research explores how experiential learning works in vocational apprenticeships for civil engineering students in Indonesia. We use qualitative research methods to get a detailed understanding of how these apprenticeships help students learn. Our study is based on Experiential Learning Theory by...

VLAN technology is widely used in construction and management of large-scale advanced network. With the wide use and development of VLAN, LAN networking becomes more flexible and convenient. In this article, we elaborate the working principle of VLAN, from the perspective of broadcast domain splitting...

After analyzing characteristics of remote sensing images, the Fourier transform and wavelet transform are studied in this paper. It is found that the wavelet transform provides excellent properties and is more suited for image compression. Therefore, the wavelet transform is used to perform three-level...

The type of vehicle equipments is varied, which usually used in complex environment. So it is difficult to statistics its failure probability. Fuzzy statistics method was proposed in this paper to subjectively analyze, statistically modeling and quantitatively calculate the failure probability of internal...

Regarding the AC UPS fault accident happened in one compressor station which caused severe consequence with gas transmission pipeline, this paper lists the possible reasons based on the recorded fault code and equipment configuration, and solutions are proposed for modification. In the end, recommendations...

As the “her economy” becomes more active, gender equality and women’s power have aroused heated discussions in the film and television industry. The frequent appearance of the image of “independent women” prompted discussion and thinking among the audience. Faced with such a group of women, does the...

The article considers the essence and significance of the assessment of human capital development in commercee. The author presents the basic concept of evaluation of the performance of commercial personnel of a commercial company, the calculations of indicators, as well as various scenarios of their...

In recent years, China’s international situation is tense and will be affected by the Novel coronavirus in 2020. In this context, the government has put forward a policy of six stability and six protection, that should ensure the stability of employment, finance. At the same time should also implement...

In recent years, the mental health problems of college students have become increasingly serious. Based on the perspective of Eriksson’s self-identity, this paper analyzes the causes of the mental health problems of college students under the epidemic. Research found that affected by the outbreak, college...

Enterprise R&D intensity is affected by internal and external factors. According to the listed companies of China’s manufacturing enterprises and the analysis of the data of industry breakdown in 2013, the study finds: The lower asset-liability ratio is, the greater its R&D intensity will be. Corporate...