On the evening of June 19, the National Development and Reform Commission announced that since June 20th, the price of gasoline and diesel will have been increased by 1,000 yuan per ton, and the price of aviation kerosene will have increased by 1,500 yuan per ton. The current increase in refine.......
The State Council approved the implementation of the implementation plan of the unit GDP energy consumption statistics, monitoring and evaluation system
Xie Zhenhua, deputy director of the National Development and Reform Commission and deputy director of the Office of the Leading Group of.......
Xie Zhenhua, deputy director of the National Development and Reform Commission and deputy director of the Office of the Leading Group of.......
On November 20, the signing ceremony for the Shaanxi Coal Chemical Engineering Center and the Methanol and Olefins Engineering Laboratory jointly organized by Dalian Institute of Chemical Physics, Chinese Academy of Sciences and Shaanxi Coal Chemical Industry Group was held in Xi'an. This .......
Although there are many kinds of metal cutting tools, their geometry and parameters of the cutting part have a common content. Regardless of the complexity of the tool configuration, their cutting portion is always approximately the outer shape of the cutt.......
Recently, the reporter interviewed an automotive industry expert at the unveiling ceremony of WABCO's Qingdao production base. He is leading an expert group to conduct on-site production consistency supervision and inspection of production companies in a certain area. He told reporter.......
HANOVER - Pressure Self-sealing Valve Features HANOVER valve in the United States pressure from the seal at the valve cover, the use of modular structure to achieve a linear seal, while the ring with a low-carbon steel overall silver-plated, the use of good material, anti-cavitation, and more E.......
Recently, the AC and DC UHV projects have started, and the urgent situation of “market forced technology†has further promoted many new technologies in the high-voltage switch industry. The development of high-voltage AC isolating switchgear has been significantly .......
Recently, the AC and DC UHV projects have started, and the urgent situation of “market forced technology†has further promoted many new technologies in the high-voltage switch industry. The development of high-voltage AC isolating switchgear has been significantly .......
Recently, the reporter learned from the national circular economy pilot work meeting that China will fully promote the development of circular economy from the enterprise level, industrial or industrial park level, waste recycling and comprehensive utilization level and the whole society level.......
1. Grinding the outer circle
The outer circle of the workpiece is generally ground on an ordinary cylindrical grinder or a universal cylindrical.......
Now the technology industry is very particular about the concept. If a new product has an attractive concept, it has almost half the chance to succeed. Among all kinds of technology products in Yunyun, there is a concept that is regarded as a must-try, and a million-dollar is to give ".......
This year's drilling engineering technology work in Tarim Oilfield, in accordance with the requirements of oilfield companies to “catch prominent contradictions, solve practical problems, enhance the pertinence, timeliness and effectiveness of technological breakthro.......