Knowledge

The pneumatic pavement breaker is a hand-held machine tool. The pneumatic pick is composed of a gas distribution mechanism, an impact mechanism, and a pick drill. Therefore, it is required to have a c

Pneumatic pavement breaker is a kind of hand-held machine tool. The pneumatic pavement breaker is composed of air distribution mechanism, impact mechanism and pick drill. Therefore, the pneumatic pave

Pneumatic jackhammer is a kind of hand - held machine. Therefore, it is required that the structure is compact and portable. Pneumatic jackhammer is a kind of pneumatic tool, which is widely used in m

The air leg rock drill is a kind of hand-held machine. The pneumatic leg drill consists of gas distribution mechanism, impact mechanism and pickaxe. Therefore, it is required that the structure is com

In order to further enhance the legal awareness and legal concept of cadres and staff, earnestly improve the ability and level of administering enterprises according to law, and effectively prevent bu

In order to adapt to the new situation of the group's operation and development, comprehensively improve the comprehensive quality of management personnel, further standardize the signing and performa