钻针孔

英语翻译

countersink pinhole

拓展翻译

总钻井时间
gross drilling time

钻
bore; dig into; drill; get into; jewel
bur; burr; buur drill; dental drill; drill; drilling
bit

钻把
drill holder

钻出
unthread

钻穿性脓
burrowing pus

钻床
drilling machine

钻床的动力组合单位
drilling unit

钻刺性的
terebrant

钻顶角
point angle

钻机
rig

钻尖角
drill point angle

钻进
chisel in; infix; plunge

钻井
artesian well; make hole
headway

钻井驳船
barge unit

钻井操作者
drilling operator

钻井成本
cost of drilling

钻井承包商
drilling contractor

钻井船
drilling ship

钻井的记录
driller's log

钻井队
drilling crew