The successful development of this drilling machine provided reliable safety equipment for drilling shallow engineering hole such as outburst-prevention holes and flank holes in coal mine.
钻机的研制成功为煤矿实施防突孔和校检孔等一些浅孔施工提供了可靠的安全装备。
Tape transfer machine with a large transport quantity, a long distance, high efficiency, has become of equipment in coal mine, port and other industry.
胶带输送机具有输送量大、输送距离长、效率高等特点，已成为煤矿、码头等其它行业散料连续运输的主要设备。
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