rock drill
短語詞組
- rotary rock -drill 旋轉(zhuǎn)鉆石機(jī)
- Rock -drill 鑿巖機(jī)
- electric rock rotary drill 巖石電鉆
- rock core drill 鉆取巖心樣品;巖心鉆
- rock rotary drill 巖石鉆
- rock electric drill 巖石電鉆
- rock -drill dust exhauster 鑿巖機(jī)干式捕塵器
- soft -rock k drill 軟巖鉆機(jī) 返回 rock drill