短語詞組短語crawler hydraulic drill 履帶液壓鉆機propelled crawler rock drill 自行式履帶鑿巖機crawler type drill rig 履帶式鉆車crawler r drill 履帶式潛孔鉆機crawler rock drill 履帶式鑿巖機crawler mounted drill jumbo 履帶式鑿巖臺車pneumatic crawler type drill rig 氣動履帶式鉆車self -propelled crawler rock drill 自行式履帶鑿巖機hydraulic crawler drill 履帶式油壓鉆機 返回 crawler drill