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COVID-19 Epidemic broke out in 2020. Online teaching was adopted by teachers. Due to the change of teaching mode, the teaching design should be changed accordingly. Online teaching during the epidemic was a kind of distance teaching which used more teaching methods and platforms than MOOC and SPOC. Three...

In this paper, the contact heating method was adopted to heat the aluminum alloy instead of furnace heating. During the process, the aluminum alloy sheet was placed in the preheated flat die under a certain press force for several seconds until the sheet reach the preset temperature. The heating curves...

the determination methods of semi-hollow profiles were introduced.A new protective die structure was analyzed.and the selection of design parameters was introduced.the structure has a good effect on improving the strength and the life of the die and the quality of the products was showed that it is a...

In this study, the high strength steel DH780 produced by Shougang Group was used to form a traditional part B-pillar. The effect of process parameters, namely blank holder force and friction coefficient on the formability was analyzed. The decrease of BHF and friction coefficient can increase the formability....

Background: In India, it is estimated that ∼16,000 farmers die by suicide each year, and at rates far above those of the general population. This paper reviews much of the literature concerning the factors associated with this crisis. Methods: A literature search was undertaken from multiple databases...

Nursing staff in North Lampung Regency are still far from enough, many have voluntary, honorary, and many do not have independent practice licenses, so access to health is vulnerable. Negligence cases that cause patients to die occur. Actions, mistakes, and accountability are discussed. With normative...

With the increase of frequency users use network, the impact that network influenced on the psychological development is more and more big, especially the character interaction. In this paper, the principle and the theory of computer psychological measurement system has been used, the comprehensive analysis...

The use of Information Technology (IT) is largely determined by the understanding of technical terms in the IT field. IT terms in educational texts come from English which are used to support the learning process in the IT field. Determining the translation method for IT terms need to consider the category...

The International Labor Organization (ILO) estimates that 2.78 million workers die each year. The causes of death of 2.4 million are caused by occupational diseases, one of which comes from the manufacturing industry, where air pollution is one of the impacts of work activities. Diseases from air pollution,...

Regarding the digital resource services of university libraries under the COVID-19 pandemic as the research object, this paper aims to explore the digital resource service methods of university libraries under the circumstance of public health emergency and improve the service of university digital resources....

Flanging is quite actively used in the manufacturing of workpieces with necks. Its prevalence in production explains the fact that there is a huge number of Russian and foreign researches discussing this operation, which unfortunately do not take into account the influence of the mechanical properties...

Cultural and social changes in an increasingly tolerant and progressive German society allow minority families to emerge in the community. Companies use the relatively new family diversity issue to create advertisements with this theme to create an original advertisement. Besides, many companies wish...

Many problems existing in the current teaching process of cold stamping forming technology and die design, including the vague teaching target, poor learning effect, and students can't complete the task of learning independently, etc. These problems can be effectively solved based on the comprehensive...

Fish cultivation in tarpaulin ponds or Biofloc Technology (BFT) has been widely practiced by the community. Net fish production at BFT is 45% higher than at others. Tarpaulin ponds with a diameter of 1-2 meters (m) can be filled with 1,000-3,000 catfish seeds. The problem is that when fish farming runs...

Cervical cancer or cervical cancer is a malignant tumor that grows in the cervix/cervix. Every year no less than 15,000 cases of cervical cancer occur in Indonesia. Every day 40 women are diagnosed with cervical cancer, and 20 of them die from cervical cancer. The high mortality rate is due to delays...

The purpose of this project was to effectively avoid the defects in the production of the Dongfeng Automobile chassis floor. The research scope was the technological process of the rear floor parts of Dongfeng Automobile. The forming process of the rear floor parts of the Dongfeng Automobile model was...

The process of waste to energy can solve the problem of waste and produce energy as a by-product. The waste can be used as a raw material in pelletization process which then used as a fuel in the thermal processing technology. In the pelletization process there are operational variables that influence...

In this study, surrogate assisted teaching learning based optimisation was conducted for designing a non-circular drawing (NCD) sequence in order to improve the deformation homogeneity of the drawn wire. The objective function was introduced to minimise inhomogeneous distribution of effective strain...

This paper describes an effective small angle light scattering (SALS) image denoising method based on 2-D discrete wavelet decomposition. The phenomenon of small angle light scattering has been applied to giving information about transparent structures on morphology. The potential of using SALS to probe...

Malnutrition is one of the leading nutrition causes of morbidity and mortality among children under the age of five-year-old in many countries. Children with severe acute malnutrition (SAM) are nine more likely to die than children without malnutrition. Malnutrition still become a serious health problem...

This study analyze the distribution margin of cayenne pepper in each distribution channel, profit and measure the level of distribution efficiency of cayenne pepper in Banyumas Regency. The type of research used is a quantitative type with primary data obtained through interviews using a questionnaire....

With the development of polymer materials, the application scope of injection molding products is becoming more and more extensive. This is becoming more and more demanding for the injection molding process, especially the products with high requirements for the thin wall, surface and strength of the...

As a system of continuous improvement Just In Time (JIT) concentrates on eliminating the vanity and variability that gives rise to that vanity. Variability is “any deviation from the optimal process that delivers the perfect product on time at all times. Inventory saves variability, the more variability...

In this study, we conducted an investigation into the multi-zone variable-strength hot stamping and forming technology within a single die. This investigation encompasses the crucial technologies of simulating and analyzing variable-strength (Tailored temperature process) hot stamping and forming, die...

Severe pneumonia in infants is a common disease in clinic, and it refers to the lung disease accompanied by other complications in other organs and systems, such as heart failure, respiratory failure, microcirculation disturbance, shock etc., and some patients even accompany with empyema, pyopneumothorax...

This article introduces the product competition intensity factor for three levels of two competitive supply chains and builds a supply chain competing model based on product and service competition. On this basis, it studies the decision making of centralized and partial alliance strategies. And the...

The price of Bitcoin has soared from $10,000 in 2021 to an all-time high of $60,000 in 2022, with a total market capitalization of more than $1 trillion, and gold has been used as the ultimate asset to protect the economy and protect against inflation. Therefore, it is predicted that gold and Bitcoin...

A diamond heat spreader has been combined with Si microchannel for the improvement of the hotspots cooling capability for GaN high power electronic devices. The effects of the diamond heat spreader and Si die have been simulated using steady model by finite element analysis. It was found that the diamond...

Online Presentation-Assimilation-Discussion (OPAD) is a new type of internet-based teaching mode. The purpose of this paper is to study students online learning behaviors based on OPAD mode. It mainly focuses on how students’ feelings and attitudes toward the online learning influence their learning...

This paper aims to present a process of implementing a Single-Minute Exchange of Die (SMED) method and a manner of evaluating the effectiveness of such an undertaking. The subject of the study is a printing enterprise that conducts its business activity in Poland and the chosen research area is a flexographic...

When cluster heads transmit their data to the sink via multi-hop mode, the cluster heads closer to the sink are burdened with heavy relay traffic and tend to die early. In this paper, taking both sink mobility and node deployment into account, we investigate the energy-hole problem of data gathering...

The purpose of this paper is to understand undergraduates’ views on based-SNS (Social Networking Sites) communication modes and teacher-student relationships in Chinese universities in the internet era. We investigated 420 undergraduates from four universities in Western China by semi-structured interview...

With the fantastic spurt of science and modern technology throughout the world, employing statistical techniques as the guidance of investment has become a new trend in finance field. R software is providing us a scientific platform for effective investment. Using R software as a basic tool, this paper...

In the present work, a hydraulic scissors lift is developed to lift up to 300 kg load at a height of around one meter. This mechanism is specially designed for loading and unloading press tool dies by considering press machine shop where installation of Gantry cranes and use of forklift is not convenient....

Emoji has already become a ubiquitous language for Mobile Mediated Communication (MMC) worldwide. And emoji usage has many implications from text messaging to social interaction. It helps users convey emotional information via nonverbal cues. Although prior sentiment analyses provide clear pictures of...

Through a common actual example, a new structure named protection type with twin cavities in a die for the semi-hollow Al-profiles was present. And the selection and the optimization of structure parameters were described in detail. the layout of die holes, the design of the portholes, the structure...

The shock tower, serving as a critical component of the front car body, plays an important role in the stability and ride comfort of the vehicle. In this study, a lightweight optimal design was obtained based on the original steel structure. Stiffness requirements for optimization process were extracted...

A new cutting type structure was presented. The split way for the new structure and the choice of relevant parameters were described, the lap jointing type to form the male die and female die a complete tongue, the design of portholes and the welding chamber and the bearing were included. And the results...

In the background of transformation time, the network public opinion have been becoming the focus of attention of all the social circles and the symbol of stable and harmonious society. The authors believe that the characteristics of network public opinion is following as: The randomness of network public...

The church is a community of people who believe in Jesus Christ, and this community is inextricably linked to a rapidly changing world civilization. The transition towards a new era known as Industrial Revolution 4.0 is taking place and must be properly addressed. The church cannot remain unaffected...

The article discusses various assumptions on creation of the song cycle To the Distant Beloved by Ludwig van Beethoven, establishing connections between the first song cycles with German amateur vocal circles in the late 18th - early 19th centuries. The authors apply the comparative-historical method...

According to the characteristics of the shell body and the Deformability of 30CrMnSi, the near-net forging technique is obtained by choosing the preforming process, formulating the drawing of cold ironings and the drawing of warm forgings, designing the cold ironing die set and the warm forging die sets....

Automation lines used widely in sheet stamping industry, which can stamp the part with higher stroke rates. Die temperature may rise for the deformation and frictional induced heat, which can trigger the crack or wrinkle of part, thus make the automation line unstable. Simulation techniques of multi-strokes...

The Chinese drama “Peony Pavilion”, created more than 400 years ago, is the representative work of Tang Xianzu, the great dramatist of the Ming Dynasty. “Peony Pavilion” describes the touching story of the spoony Du Liniang and the intellectual Liu Mengmei, who knows each other and die because of being...

This study delves into the methodology and implementation of reducing the dwell time in hot stamping to enhance productivity. Through the optimization of dwell time, the primary objective is to boost productivity and reduce the production cycle duration, thereby introducing a more efficient and effective...

Combined with the characteristics of cooling system design for hot stamping dies, this paper divides the design process of cooling water channel into three main functional parts: the design of cooling water channel holes, the design of cooling water channel centerline and the design of cooling water...

Magnesium alloy has the great advantage of aluminum compared to other light alloy materials, so magnesium alloy is being carried out step by step in automotive applications and attracted attention of the automobile industry because of superior characteristics of recirculation replace previous material...

This paper research on the multi-flow structure of extrusion die, with Circumference uniformly distributed method that all flow channels are set in a same cycle. Combination with the production of certain explosive, Simulates the progress of production of explosive and Analysis the distribution of velocity...

Indonesia has been known to have diverse ethnic, cultural, religious, belief, linguistic, customs, and local wisdom with a wealth of values and meanings in each region. The Tanimbar area of West Southeast Maluku regency, Maluku Province also has local wisdom that has been passed down from generation...

The аrticle is devotеd tо thе issuе of linguistic education in Russia and in the Arkhangelsk region, in particular. The content of multilingual education is aimed at the formation of a language personality capable of successful interaction with representatives of foreign cultures. This idea corresponds...