英语词典矿业英语

percussing boring

percussing boring

翻译:冲魂进

热门矿业英语词汇

pitching vein急倾斜矿脉
unloading platform卸料平台
bell pit小探井
mine conditions矿山条件
mine surveying矿山测量
expansion shell bolt涨壳式顶板锚杆
non rotating rope不旋转的钢丝绳
sylvester prop回柱铺定柱
wall caving prevention巷壁崩落的预防
rake vein陡脉