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A mine in Jiangsu originally used the up-point column to fill the mining method. It not only has a top and bottom column, but also has a column and a point column. The total loss rate of the mine is generally about 20%. Under the condition t…
Geely’s flagship sedan Borui’s mid-term redesigned model was released at the beginning of the month, and the new car with upgraded power configuration and optimized chassis handling is expected to attract attention. China Netcom learned from Geely officials that Geely New…
July 8, at the eighth China steel Energy Forum, the Environmental Protection Department of Environmental Engineering Assessment Center director Zhao Chunli Steel introduced the latest development of the iron and steel sewage permit system reform. She said th…
Automobile tires are one of the important components of a car. Different types of tires have different properties. Different brands of tires also have its brand characteristics. At the same time, tires are also the most direct…
Study on the Effectiveness of China's Safe Production Science and Technology Compressed Air Bubbles to Suppress Water-Soluble Liquid Fires Bao Zhiming 12, Chen Tao, Fu Xuecheng, Zhang Yizhong, Wang Rongji 1 a Tianjin Fire Research Institute, Ministry of Public Security, Tianjin 300381…
Industry Review: Sales in the first five months have exceeded expectations and the structural recovery has been outstanding. The distribution of production and sales volume in the first five months of last year increased by 11% and 14% year-on-year, making it one of the few leaders in …
Skin care needs changing methods according to the seasons. The electric bikes we use every day also need to change the maintenance meth…