air-track drill

基本解釋

• 風(fēng)動(dòng)履帶式鑿巖機(jī)

英漢例句

雙語(yǔ)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(yùn)作軌道，旋轉(zhuǎn)，向下鉆孔機(jī)或其他鉆探機(jī)鉆爆破洞或直接鉆爆破洞。

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專(zhuān)業(yè)釋義

地球科學(xué)

• 風(fēng)動(dòng)履帶式鑿巖機(jī)