短語詞組短語rotary drill for shaft sinking 鑿豎井用回式鉆機drill shaft pile 鉆孔灌注樁Number of drill shaft 鉆軸數(shù)drill out crank shaft 鉆空曲柄軸multiple drill shaft sinker 多鉆鑿井機multiple -drill shaft sinker 多鉆鑿井機drill -moving drive shaft 移機傳動軸electron -shaft drill 電子束鉆井stub shaft drill 短軸鉆機 返回 drill shaft