rotary air drill
基本解釋
- [經(jīng)濟學(xué)]廻轉(zhuǎn)式風鑽
英漢例句
- May operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.
操作空氣運作軌道,鏇轉(zhuǎn),曏下鑽孔機或其他鑽探機鑽爆破洞或直接鑽爆破洞。
雙語例句
專業(yè)釋義
- 廻轉(zhuǎn)式風鑽