jackhammer〔名词〕风镐,气锤详细»
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jackhammer〔名词〕风镐,凿岩机详细»
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凿岩机drifting machine;hammer drill详细»
凿岩机anvil type percussion drill;banjo;bore hammer;drifting machine;drilling machine;gadder;hammer rock drill;jack drill;machine drill;percussion borer;perforator;peroussion machine;plugger;rock boring machine;rock drill machine详细»
凿岩机bore hammer;drill rig;gabber;hammer drill;jackdrill;jackhammer;plugger详细»
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凿岩机jackdrill;rock drilling machine详细»
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