drill up向上挖掘
drilln.钻孔机;钻子;反复操练;播种机v.练习;钻孔;(军事)训练
drill string compensator钻柱补偿器
drill hole grouting pile钻孔灌注桩
drilling with the casing跟管钻进
drilling-grouting pile钻孔灌注桩
drilling mud performance钻井液性能
drilling fluid additives钻井液处理剂
drilling machine upright钻床柱
drilling machine spindle钻轴
drill-splitting method凿岩打楔法
drilling technology mode钻井技术模式