Ali, Tencent, Jingdong successively launched QR code ride service, will gradually phase out the bus card
China Economic Net October 26 news, at the first China Smart Transportation Conference (he…
Successful transformation of CNC straight umbrella milling machine in Beijing Gear Mobile Factory
Beijing Gear Factory's mobile plant successfully completed the numerical …
What is the difference between a sweeper and a sweeper?
As more and more road sweepers appear in everyone…
New Strategy for Gear Differential Line Shaft
Optimization design analysis of damper In order to achieve the best vibration damping effe…