词语冲击钻机
解释percussion drill
词性名词
percussion drill〔名词〕冲击钻,储能钻详细»
percussion drill〔名词〕冲击钻孔机,凿岩机,钻探机详细»
冲击钻机percussion [rock] drill percussive rig详细»
冲击钻机hammer drill详细»