drilln.钻孔机;钻子;反复操练;播种机v.练习;钻孔;(军事)训练
drill man凿岩工
drill way孔道
drill fit牢配合
drill set钻具组,钻头连接
drill logn.钻井剖面(钻孔柱状图;岩心记录)
drill bow手钻弓柄
drillings钻孔碎屑,钻粉
drill bar钻杆
Drill jam卡钻
drill for钻探 ...