The lubricating state of the lubricating oil in the four-ball machine friction coefficient test mainly depends on the adsorption effect of the additive and the metal surface and the effect of the frictional chemical reaction to form the boundary film. When the friction coefficient is b…
Analysts pointed out that with the introduction of policies to encourage the application of new energy vehicles in the country, and local promotio…
The dynamic curve of the power angle and the operating parameters of the generator are obvious. It also introduces the communication between the single-chip computer and the system machine and the method of drawing the power angle curve, the potential, 1 is the system reference bus voltag…
According to reports, the Japanese spark plug manufacturer NGK spark plug plans to build a new factory in Japan and upgrade existing factories.
The report said that NGK spark plugs will invest 80 billion yen (about 1 billion US dollars) in the next three year…
People who have watched the anti-terrorism film and television dramas must have been deeply impressed by the U.S. military drone…
Recently, the Development and Reform Commission approved the joint venture of Anhui Jianghuai Automobile Co., Ltd. and the United States Navistar to produce diesel engine projects. When did the project start construction? What is the product? When is offline? Whe…
With the development of electronic technology, car lighting has also been given more missions and roles. People want it to be bright, safe, yet energy efficient, beautiful and durable. Car manufacturers and related research groups are always looking for better solutions. Correspondingly, c…