用油基泥浆钻取的岩心 oil-base core
案头钻头虎钳 bench drill vise
侧钻钻头 side-tracking bit
充气泥浆钻井 aeration drilling
冲击钻钻头 chopping bit
大型多钻头钻机 drill jumbo
导向扩钻钻头 bit life
顿钻钻头 cable tool bit; Cable system; bit breaker
管形提泥钻头 MISER; mud tubular bit
管状提泥钻头 MISER
尖头钻头 diamond point bit; Spud
金刚石钻头钻孔 diamond drill sample
开钻泥浆 start mud; spud mud
埋头平头钻头 countersunk flat head bit
泥浆钻冲成孔 mud fluid impact holes
泥浆钻井 DWM
泥浆钻孔法 slurry drilling method
泥浆钻探 mud flush drilling
喷射钻头钻井 jet bit drilling