国外井下无轨采掘设备的新发展
New Development of Trackless Excavating Equipments in Foreign Underground Mines
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摘要: 综述了国外井下矿山凿岩设备、铲运机、汽车及辅助作业设备的新产品、新结构、新技术和新发展。Abstract: The new products, new structures, new technicals and new development of drilling equipments, carry scrapers, trucks and auxiliary operation equipments in foreign underground mines are described.