建国以来,随着我国矿山事业发展的需要,进口了一定数量的外国矿山机械。七十年代以后进口的数量有较大的增加。这些设备大体上有:矿用大型汽车、电动轮汽车、牙轮钻机、多绳摩擦轮提升机、有轨和无轨梭式矿车、风动凿岩机和液压凿岩机、凿岩台车、铲运机、锚杆台车、装药车、喷浆车、撬顶车、冲击式破碎机以及煤矿用的液 Since the founding of the People’s Republic of China, a number of foreign mining machinery have been imported as our country’s mine development needs. After the seventies there has been a large increase in the number of imports. These facilities are generally: mining large cars, electric wheel cars, roller rigs, multi-rope friction wheel elevators, track and shuttleless shuttle trailers, pneumatic rock drills and hydraulic rock drills, rock drilling rigs, scrapers , Bolt trolley, charge truck, spray gun, topped truck, impact crusher and coal mine liquid