Gasoline rock drill uses the principle of internal combustion engine to drive the piston to impact the drill and rock by rock's explosive force. Gasoline rock drills are easy to carry and use the inte
Air leg rock drill is a high-efficiency mining rock drilling machine. It is widely used in rock tunneling and drilling holes in various rock drilling operations. It is an important machine in mining,
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
On December 16, Zhang Fugang, Chairman of Jiaxiang County Association for Science and Technology, Liu Zuojin, Chairman of Jiaxiang County Association of Old Sciences, and representatives of Jiaxiang C
The chipping hammer machine is a tool similar to a "chopping axe" that treats the completed main structural surface so that the construction surfaces of the two construction stages are firmly bonded.
Recently, the Economic Ningning Administrative Examination and Approval Service Bureau and the High-tech Zone Administrative Examination and Approval Service Bureau strictly approved and officially ap
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Executive Editor: Linda Zhang