drill shaft
短语词组
- rotary drill for shaft sinking 鑿竪井用廻式鑽機
- drill shaft pile 鑽孔灌注樁
- Number of drill shaft 鑽軸數
- drill out crank shaft 鑽空曲柄軸
- multiple drill shaft sinker 多鑽鑿井機
- multiple -drill shaft sinker 多鑽鑿井機
- drill -moving drive shaft 移機傳動軸
- electron -shaft drill 電子束鑽井
- stub shaft drill 短軸鑽機 返回 drill shaft