drillern.钻孔机;钻床;钻探工
drilln.钻孔机;钻子;反复操练;播种机v.练习;钻孔;(军事)训练
drilling pile钻孔桩
drill-prass钻床
drill footage钻进进尺
drill carrier凿岩台车
drilling wire钻井钢丝绳
drill an army操练军队
drilling time钻进时间,钻时,钻孔时间
drill-rivet钻铆
Drill-holes钻孔
drilling hole钻孔