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Choose a reducer, Dalan Motor reminds you that these 4 matte…

The selection of the reducer should consider its structural type, step angle, selection of static torque, current and torque and converted power and other performance indicators. Today Dalan Motor Editor will share the attention of the reducer selection with everyone. (1) Selection of step angle ......

Ruixin

There are thousands of sofas, and the choice of style can make you dazzle. I prefer leather sofas. The atmosphere looks good. You can go to the furniture store. But my friend recommended me an oil wax sofa. Also said that the quality is very high. Many people choose this kind of decorated living r ......

Comparative analysis of characteristics of storage pressure …

In recent years, with the wide application of ultra-fine dry powder fire extinguishing agent, the suspended ultra-fine dry powder fire extinguishing device has achieved great development in the field of fire extinguishing. Currently, it is widely used in urban underground integrated pipe gallery. Th ......

Is the electric car not environmentally friendly? No need to…

Abstract On September 3rd, the launch conference of automotive life cycle emission assessment research results was held in Beijing. In this results conference, the "Car Life Cycle Greenhouse Gases and Air Pollutant Emissions Assessment Methodology" group standards and the "life ......

Common pest and disease control methods for planting ginger

Ginger is one of the indispensable condiments in our daily life. It is also a very common Chinese herbal medicine. Ginger has the effect of spleen and stomach, dehumidification, cough and phlegm, but also sterilization and detoxification, but even if it has bactericidal effect ......

The research on the performance of nitrate molten salt energ…

As a new energy technology, solar thermal power generation technology is the key development direction of the country's energy planning during the "Twelfth Five-Year Plan" period, and it is also the main technical field to promote the "ener ......

Penn State University develops new battery system

Now electric vehicles are used more and more, and the mention of pure electric vehicles for new energy vehicles seems to be an important development direction in the future. According to the current technology and materials, lithium batteries are the best sol ......

The CSRC will improve the new regulations for delisting new …

Abstract Recently, many people’s hearts have been covered with a haze after the “Longevity Biology” major vaccine incident. The issue of morality, both the state and the people, has already issued many condemnations and criticisms. According to the July 29th news, according ......

Excerpts of "GMO Rumors" from Popular Science Mate…

"This kind of error occurred in the Food and Drug Administration of Meilan District, Haikou City, Hainan Province. Combined with the phenomenon of GM rumors in the textbooks of primary and middle schools, it shows that the" blind zone "of GM science is very widespread." Fang X ......

Prevention and control of three kinds of pepper pests and di…

Blight disease is one of the main diseases of pepper seedlings. Both seedlings and seedlings can occur, but it usually occurs in the middle and late stages of seedlings. Blight is a fungal disease. The hyphae can directly invade the host, and can also spread through rainwater, ......