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A new mowing robot suitable for large-scale lawn is proposed in the paper. The mowing robot mainly consists of mobile platform, GPS navigation system, control system, power system and remote monitoring system. First of all, the paper introduces the functions of each subsystem from the point of view of...

The report of the 19th National Congress of CPC clearly stated the construction strategy and policy arrangements for the Guangdong-Hong Kong-Macao Greater Bay Area. Compared with other international famous bay area economies, the Greater Bay Area has distinct Chinese characteristics, including the cross-border...

With the transformation of the national economy from the secondary industry to the tertiary industry, the rise of the service industry has become a hot topic of discussion. Therefore, in order to meet the needs of customers, more and more enterprises pay more attention to the role of service in the consumption...

The paper analyzes the current teaching situation of the course “Computer Composition Principles” from the perspective of “student-centered, output-oriented and continuous improvement”, and designs the “1-3-2-1” hybrid teaching organization model based on the engineering education accreditation. The...

In education, Academic participation is crucial to achievement and retention. Predicting the level of engagement accurately is still challenging because of privacy, computational inefficiencies, and the ever-changing nature of interaction. To overcome these challenges, we propose a Lightweight Ensemble...

The enrollment expansion of higher vocational education is a new requirement put forward by the state to relieve the employment pressure, which is both an opportunity and a challenge for vocational colleges. Under the background of expanding enrollment, this paper discusses the organic combination of...

Our bilingualism mainly minority concentrated residential areas, bilingualism four multi-ethnic environment heteropolymeric district, a few foreign immigrants living area and bilingual families under, and bilingualism correspond to the presence of our national language and Chinese, Western and Chinese...

At present, when resources are limited, in order to make more efficient use of resources, we need to prioritize the primary sustainable development goals according to the characteristics of different cities .With the rapid development of urbanization and urban economy in China, cities are experiencing...

In the highly competitive market environment, after-sales service has become the key for enterprises' survival. In order to solve the problem of difficult management of after-sales service, this paper surrounds framework improvements, system architecture workflows and business functions to construct...

In order to study basic method for measuring elastic modulus of glued laminated beams using vibration method, the theoretical basis of measurement was introduced. A forced vibration method was used to measure the natural frequency of glued laminated beams in simple supported condition. Compared with...

The single-stage cylinder leveraged balance erecting solutions was adopted to solve multistage cylinder change-stage impact on the erecting mechanism which mathematical and simulation model is build. The dynamics performance is very significant for stability and rapidity of Erecting mechanism, therefore...

With the development of economy and increasingly fierce market competition, the realization of self-worth for customers themselves is pushed to a new level. With the progress of science and technology and information, the traditional organizational structure design won’t satisfy the need of today’s enterprise,...

For the cogeneration steam turbine, due to the thermoelectric load changes frequently, which will cause the back pressure instability, and cause sharp fluctuations in temperature and pressure inside the turbine, these fluctuations will affect the normal work of the turbine rotor, even some mechanical...

Wideband interference (WBI) is a threat to synthetic aperture radar because it occupies a large bandwidth and lead to a poor quality of SAR images. This paper presents a method of wideband interference mitigation for SAR imaging based on adaptive compressed sampling. First, an adaptive and compressed...

At present, all military and local colleges and universities have carried out a series of theoretical and practical explorations in the ideological and political construction of postgraduate courses, and have achieved certain results. However, at present, there are problems such as insufficient understanding...

The Covid-19 pandemic has disrupted many industries but has also fuelled their growth. Many start-ups in Indonesia, in particular, are benefiting from the changing business environment. The purpose of this study is to explore the key factors that Indonesian start-up founders need to consider at the early...

Based on concept of " Internet +" informatization, SWOT analysis in this paper is used to explore and analyze the blended learning model in higher vocational English teaching as the breakthrough, centered on the teaching goal of higher vocational colleges, combining with the characteristics...

In the current digital era, children’s interest in reading still needs to be increased. One effort to increase children’s interest in reading is by providing quality books in school libraries. This study aims to analyze the quality of children’s reading book collections in elementary school libraries...

With the rapid national reform of the teaching system, each civilian-run college begins to make new reformatory attempts in various teaching activities. The research in this article is based on the mode construction of public PE selective courses of civilian-run colleges and universities in Hubei Province....

Innovation is the soul of a nation's progress and development, it is a new era, the important requirement of social development in our country, a country can have a large number of innovative talents with innovative ability directly determines the strength of its comprehensive strength. Whether in any...

Flipped classroom is a classroom in which knowledge instruction and internalization carried out in traditional classrooms are inverted, and a powerful means for promoting interaction between teachers and students and arousing students’ interest. The VB program design experiment teaching, based on flipped...

Although China's social work professional education has developed rapidly in recent years and achieved remarkable educational achievements, it has been restricted the further development by objective conditions such as teachers' professional knowledge needs to be strengthened, teaching content is vague,...

This paper estimates the GVC status index of 20 countries including China from 2000 to 2011. It is found that the international specialization status in developed countries is higher than that in developing countries, but the former shows a downward trend while the latter shows an upward trend. Using...

To date, the subgroup discovery (SD) task has been considered in problems where a target variable is unequivocally described by a set of features, also known as instance. Nowadays, however, with the increasing interest in data storage, new data structures are being provided such as the multiple instance...

Nowadays, society is gradually entering the era of big data, which can help people make correct judgments and help enterprises manage rationally. The concept of big data has been gaining increasing attention in recent years, and the application of big data technology in a wide range of industries is...

The many changes contained in the Jepang language verbs often cause mistakes made by learners, especially changes in the verbs of the kanoukei form (can form)), especially for elementary level learners at the Faculty of Language and Arts Japanese language education study program. The purpose of this...

In this paper, combined with the construction of grid portraits, considering the differences between grids, and by sorting out the influencing factors of grid operation and maintenance costs, such as geographical location, operating environment, load density, economic level, safety and stability, a combined...

Cognitive processes in decision-making have long been a subject of interest in cognitive science, psychology, and neuroscience. Decision-making involves several psychological mechanisms, such as judgment, perception, memory, and attention. This paper explores the cognitive models used to understand decision-making...

Adolescents raised in dysfunctional families can produce frustration. Adolescents who are still developing in making information and making decisions including in processing frustration can lead to non-suicidal acts of self-injury. The purpose of this study was to obtain an overview of frustration and...

Growth in the continuous improvement of the efficiency for modern tourism industry competition, competitive advantage, to resist external risks, improve business performance, to achieve the maximum benefit, has important significance. The non-parameter Malmquist productivity index decomposition method...

The ankle joint has important significance in maintaining body weight and motor functions. If the ankle joint is not handled properly after injury, a variety of complications can be easily produced. In the paper, it is found that ankle joint injury has higher proportion through questionnaire survey....

Aircraft hydraulic system is an important part of an aircraft, its reliability is of great significance to the aircraft flight safety. This paper puts forward an aircraft reliability analysis method of hydraulic control system based on the GO methodology, which is based on the thorough research of GO...

With the reform and opening up as well as China’s entering of WTO, English has been playing an increasingly important part in various politic activities and major economic events; however, the present traditional English teaching is lack of certain practical skills. In order to have a better teaching...

The creation of a problem situation is to inspire students to think over the key, the so-called "situation", it is a kind of "atmosphere". This paper introduces the situational teaching should follow the principle, analyzes the current classroom in the creation of the status quo of the problem situation,...

Big Data has been one of the current and future research frontiers. Data sets grow in size because they are increasingly being gathered by ubiquitous information-sensing mobile devices, aerial sensory technologies, remote sensing, software logs, cameras, microphones, radio-frequency identification readers,...

A special resource constrained scheduling problem is proposed to satisfy the needs of an enterprise. The constraints of sites and the constraints among different resources are added. With a SSGS-based heuristic algorithm generating an initial solution for the proposed model, the max-min ant system is...

College Physical Education reform should take the initiative to adapt to the development of basic education and physical education curriculum must train new PE teachers as a starting point and destination, train the talents with knowledge of culture financial knowledge, quality physical education and...

When evaluating the efficiency of equipment procurement, qualitative analysis is mainly used while lack of quantitative analysis. To solve this problem, a new method based on fuzzy analytical hierarchy process (FAHP) and multi-level fuzzy analytical process is put forward. By setting up a system of procurement...

A quadcopter controlled by PID which uses STM32 as its main control unit and can achieve autonomous goods transporting and positioning with GNSS (Global Navigation Satellite System) has been designed. To control its attitude, a dynamic model has been describe with the collected data of attitude of quadcopter,...

In order to effectively research the exploration and construction of happiness index of college counselors in border areas, this paper makes an in-depth exploration on it by an effective analysis so as to improve the happiness index of college counselors in border areas, and thus provide effective guarantee...

The Community of Human Destiny, which has been proposed by General Secretary Xi Jinping for five years, has reached an international consensus and has become a unique Chinese wisdom in global governance. The Community of Human Destiny develops the core value concept and fine tradition of excellent traditional...

Family harmony has a significant relationship with children development, as well as gambling family. The focus of this paper examines the development of children in gambling families. The research design used is phenomenology with an analysis that refers to the perspective of Creswell. Data obtained...

In the case of economic globalization and polarization of world politics, the protection of energy supply and the establishment of energy security supply system have become the world's energy strategy of the starting point and the core content. Based on the sustainable development and energy economy,...

In order to overcome the problem that the support vector machine (SVM) is not timely in the early warning of the electric power system operation status and the prediction precision is not high, the improved quantum particle swarm optimization algorithm is combined with the SVM to establish a model of...

Intelligent building is the product of the computer and information technology network to penetrate the construction industry, which fully reflects the architectural art and information technologies. This paper focuses on information platform in the intelligent building construction and application process...

The paper presents an algorithm that aims to extract machining features from aircraft structural parts’ 3D model based on both face- and workability-based approaches under certain processing coordinate system. The proposed algorithm consists of the following 4 major steps for surface region segmentation:...

This paper focuses on the issue of consumer protection in the digital economy, analyzes the current situation of consumer protection, and points out problems such as the frequent occurrence of cases of consumer rights violations and the insufficiency of the existing legal protection system. It expounds...

Confronted with an extremely complicated and volatile external environment, it is such a tremendous challenge for researchers and investors to predict the stock market prices. To address the challenge, this paper proposes three steps for stock investment. The stock selection is based on a special ratio...

After seeing the different situations in online math discussion, the author is curious about the elements influence the participation rate of Chinese students in math discussion in American colleges. After doing the research, the author found most of research are talking about the offline discussions...

In order to achieve sustainable development planning goals, many cities are implementing smart growth plans. We use the 3E's objective of sustainable development as the basis for analysis. And we establish model to make a comprehensive evaluation.and we define the metric of success rate of urban smart...