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The rotary hearth furnace iron nugget process has advantages of short reaction time and high quality product. Using semi-coke, bituminous coal, anthracite, charcoal and coke as raw material, effects of reducing agent species on reduction and melting separation of carbon composite pellets were studied....

Adolescents as assets towards the Golden Indonesia 2045 and also as implementers in achieving the Sustainable Development Goals must have excellent health. This is because there will be many challenges and competition in various life opportunities, so health is a major factor in achieving each goal....

A pot experiments were conducted to study the effect of mulching tolerance plant straw on phosphorus and potassium uptakes of Cyphomandra betacea seedlings under cadmium (Cd) stress, four tolerance plants (Digitaria sanguinalis, Clinopodium confine, Plantago asiatica, Ranunculus sieboldii) straw were...

In our study, the electrical conductivity of CB / PVC / EPDM foam composite was made with carbon black, PVC and EPDM by melt blending and molded foam. The bubble structure and resistivity-temperature characteristic were observed. Influences of carbon black content, crosslinker of composite were investigated....

Kamal Muara and Kampung Dadap are two fishing villages located in the western part of Jakarta Bay. The fishermen in this village live in areas with limited natural resources due to flooding, decreased soil level, and polluted water. In addition, they also face two new environmental pressures in the form...

A pot experiment was carried out to study effects of mulching with four hyperaccumulator (Solanum photeinocarpum, Tagetes erecta, Galinsoga parviflora and Bidens pilosa) straws on the total phosphorus and total potassium content in all parts of Cyphomandra betacea seedlings under cadmium stress. The...

International trade is a high-risk industry, in every aspect of business, there are risks. Credit risk has been highlighted, foreign trade enterprises to bring a lot of interference and confusion, and its further rapid development had hampered. Credit risk is the modern economies, including the main...

In the 21st Century, as women’s pursuit for beauty is constantly increasing accompanied by the rise of e-commerce, Jumei quickly stands out and presents itself in front of women after it was founded in 2010. Jumei, the first time-limited cosmetic sales website in China, has had over 80% shares of the...

A pot experiment was carried out to study effects of different selenium concentrations (0, 5, 10, 25, 50, 75, 100 mg/kg) on the photosynthetic pigment content in Solanum alatum. The results showed that all concentrations of selenium inhibited the chlorophyll a, chlorophyll b and carotenoid contents in...

At this open market economy, both China and US have suffered economically due to their trade war. Even though some development plans and actions were taken to mitigate the loss, Guangdong-Hong Kong-Macao Greater Bay Area (GBA) has suffered a lot; and its consequences are still prevailing. This paper...

Jingde town is located in huizhou junction, and adjacent to each other. In history, according to "the huizhou government record" records: "two years in yongtai and analysis of yixian county and rao states the float saddle (note, jingdezhen old once owned by the float saddle county jurisdiction) buy qimen",...

From the perspective of resource efficiency of companies, this paper analyzed resource efficiency of companies of biomass power generation by selecting five companies of biomass power generation as sample and employing three-stage DEA method. The results showed that the allocative efficiency of the five...

The 1964 Alaska Earthquake is the largest earthquake in U.S. history. Even after decades, it still has a huge impact in the field of geology and seismology. This disaster and following consequences in the local area and around the world had made great contributions to science society as an outstanding...

The most important pillar of the Indonesian economy is SMEs. According to data, there were 64.2 million SMEs in 2018 and they contributed 61.07% of the GDP, or 8,573.89 trillion rupiahs to the economy. The emergence of the COVID-19 pandemic in 2019 resulted in severe economic losses across the country...

In view of the draw backs of apple grade identification in China, which still relies on photoelectric sorting and manual separation, this paper presents a processing method on the basis of the technology of computer vision and digital image.Utilizing image processing technology, the researcher calculated...

A pot experiment was conducted to study the effects of cadmium (Cd) stress on photosynthetic characteristics of Cyphomandra betace seedlings. The annual C. betacea seedlings were treated with Cd of different concentration gradients (0 - 20 mg/kg). The results showed that with the increase of soil Cd...

Four flavonoid glycosides were isolated from the pulps of Elaeagnus angustifolia and identified as Quercetin 3,4'-O- -D-diglucoside (1), Isorhamnetin-3-O- -D-galactopy -ranoside (2), Quercetin 3-O- -D-Galactopyranoside- 4'-O- -D-glucopyranoside (3) and Isorhamnetin 3-O- -D-Galacto -pyranoside-4'-O- -D-glucopyranoside...

Epoxy resins modified with low-viscosity hyperbranched epoxy were prepared. The tensile strength, flexural strength, impact strength, fracture toughness, glass transition temperature (Tg) of the cured samples were investigated. The results show that the addition of hyperbranched epoxy improves the overall...

A pot experiment was conducted to study the accumulation characteristics of cadmium (Cd) in Cyphomandra betacea Seedlings. The annual C. betacea seedlings were treated with Cd of different concentration gradients (0 - 20 mg/kg). The results showed that with the increase of soil Cd concentration, the...

Along with our country socialist market economy unceasing development, the reform unceasing deepening, the private enterprise obtained the development opportunity which front has not had, According to the statistics, our country Enterprise above 90% is the family firm. Many private enterprises all are...

Teenagers have the concept of an ideal body image by interacting with the social environment in the form of social comparisons with other people. Social comparison is closely related to social media. TikTok is one of the video-based social media that is currently booming and loved by teenagers. This...

The trapping effect of eight different kinds sticky traps on adult Cotarina sp. were studied in different suspension heights to provide the basis for monitoring and integrated controlling. The results showed that the suspension height and the color of the sticky traps had significant impacts (P

The twentieth century was a period of rapid development of post-modern art, which had profound impact on postmodern art design in form, concept, aesthetics. Contemporary design have different levels of absorption and extension of the creative way modern art, ideas, techniques, forms. Under this background,...

In order to better grasp the research progress of physical training, explore the current research hotspots and trends, and provide a theoretical basis for subsequent research. The current physical fitness training was systematically analyzed through visual analysis software CiteSpace 6.1.R6 and VOSviewer...

Due to the various conveniences that appear now, online shopping has penetrated people’s lives with various functions that accompany online shopping. Based on this, this study reveals how much consumers expect the benefits (perceived usefulness) from the convenience (perceived ease of use) of online...

In recent years, Chinese mobile Internet technology has developed rapidly. Mobile Internet has had strong influences on development of various industries and improvement of people's life and it has been applied in Chinese higher education. This paper takes university students' off-campus internship management...

The strategic cooperation of rural credit cooperatives (RCCs) involves different stakeholders, including government, RCC and various strategic partners. In this paper, a framework of game analysis for them was constructed and conclusions were as follows. If option mastery was under control of government,...

Urbanization is one of main reasons for world progress and development. In order to understand the urban population size of Hebei as well as land scale development law and status, this paper analyzes the coordinated relationship between urban population and land to guide the future urban development....

Value creation and digital innovation are two of the ways that can be considered in the competitive strategy of traditional food SMEs in Garut Regency. In the era of the Covid-19 pandemic, traditional food MSMEs experienced a decline in sales because the number of tourists visiting Garut Regency decreased...

A new asymmetrical photochromic diarylethene, 1-(2-methyl-3-benzofuryl)-2-(2-methyl-5-naphthyl-3-thienyl)perfluorocyclopentene (1o) was synthesized, and its photochromism and fluorescence properties were studied in detail. Upon irradiation with 297 nm UV light, the colorless 1o changed to violet both...

The management synergy theory in our country had formed a stable theoretical basis after a large number of scholars’ research. Lump-sum contracting management model was most widely used in all the other project management modes. In order to further enhance the management efficiency of this model, this...

Based on Homogeneous Equilibrium Model combined with full cavitation model, the cavitation flow inside a single-hole diesel nozzle is simulated. In order to analyse the effect of the fuel temperature increase on the characteristics of the internal cavitating flow, the inception and development of cavitation...

Because of the limitation of bandwidth and display screen size on the mobile devices, the experience of watching videos on the mobile device is extremely limited, especially in real-time video conferencing. This issue can be solved by the ROI (Region of Interest)-based transcoding. To verify the result...

New free radical-cationic hybrid photopolymer, consisting of acrylate-based and epoxy-based photosensitive resin for stereolithography was prepared. The influence of the initiator sort and amount on the curing degree of the photopolymer was investigated. Photopolymerization process, degradation temperature,...

By far, logistics has had more than 100-year development history since it was put forward by Johnsy Baker in 1905 in Troops and Transportation of Munitions. Most logistics mentioned by people in daily life are modern logistics which means a new-type integrated management combining all logistics activities...

Memristor-based computing had emerged as a transformative alternative to conventional CMOS-based architectures, offering unparalleled advantages Regarding the area efficiency, energy usage and computational velocity. This research delves into the design and optimization of memristor-based subtractors,...

It was mainly analysed a S-band printed quadrifilar helical antenna for communication devices in this paper. And a dielectric loaded wide beam printed quadrifilar helical antenna was designed. A two-stage isolation resistor was placed in wilkinson power divider. The simulation results of this antenna...

In order to further understand the basic situation and needs of special children's families, taking Sichuan Province as an example, a stratified sampling method was used to conduct a questionnaire survey on 624 parents of special children in 19 counties of 14 cities in this province. The results showed...

In this study, gay men who utilise social dating apps are examined for the effects of cybercrime victimisation on their mental health. Recorded interviews and guided in their natural state open discussion was used to gather qualitative data, and themes and patterns in the interviews were found through...

Polyurethane hydrogel(PUHG), which exhibits pH, temperature and ionic intensity sensitive, was synthesized by using the toluene diisocyanate(TDI), polyethylene glycol(PEG-6000), dimet hylol propionic acid(DMPA) and triethylene tetramine(TEFA).The effect of pH, temperature, ionic intensity and crosslinking...

The digital music era was born from information technology and the problem of piracy. Based on research conducted by the Association of Indonesian Internet Service Providers (2016), internet users from the millennial generation are 63% of the total internet users in Indonesia, namely 132.7 million people....

The subordination process of Alxa Khoshut Mongolia to the Qing dynasty is really very difficult and complicated. There are 16 copies of the relevant archives in the Study of 100 Valuable and Rare Mongolian Archives Arrangement of the Qing Dynasty, among which 13 copies are the most up-to-date, direct,...

Research has showed that the excessive use of social media has an impact on the user’s functioning. Young students are among the most vulnerable to the impacts of social media addiction. This study aims to determine the status of social media addiction amongst Chinese college students and access the...

Separator membrane in microbial fuel cell (MFC) is one of the main structures and could significantly affect the performance and the cost of MFCs. Proton exchange membranes (PEMs) are typically used in two-chamber microbial fuel cells (MFCs) to separate the anode and cathode chambers while to allow protons...

Basic copper carbonate [Cu2(OH)2CO3]with sphere-like morphology had been prepared via a direct precipitation route by controlled reaction conditions. Crude materials were cupric chloride solution and sodium carbonate solution. The factors like reaction temperature and reaction pH were studied. Scanning...

In recent years, social ideological trends have shown sporadic and fragmentary, perceptual and daily life, mutual penetration and mutual development. The social ideological trends have had a double influence on the development of college students' ideological quality. In view of the negative influence...

Foreign exchange reserves are one of the macroeconomic indicators that play a role in determining national economic stability through its role as a medium of exchange for international economic activity and its influence on the stability of currency exchange rates. Through this study, researchers want...

An eating disorder is a serious condition that negatively impacts our health, emotions, and daily functioning. Eating disorders pose a significant risk to physical health and have a negative impact on an individual’s daily functioning (eg, functioning in school, work, or social relationships), and are...

In this study, the pyrolysis of Zichang˚Coal (ZC) was investigated by thermogravimetry (TG) using three˚Catalysts, and the yields of the products obtained from pyrolysis, as well as gas˚Composition, were investigated by gas˚Chromatography (GC) using a fixed-bed reactor. The˚Catalytic mechanism was discussed...

“Adolescence” has always been the focus of the whole society. With the development of adolescent socialization, the hidden dangers of adolescent gender role identity and mental health problems are becoming more and more prominent. With the continuous attention of academic circles to adolescent education,...