“pneumatic rock drill”的概念、定义、翻译、参考文献-科学参考

单词	pneumatic rock drill
释义	pneumatic rock drill Encyclopedia 工学凿岩机械释 pneumatic rock drill风动凿岩机以压缩空气驱使活塞在气缸中向前冲击，使钢钎凿击岩石的机械。是凿岩机的一种。
随便看	rail grinding and milling machinery rail guided vehicle rail gun rail haulage drift rail launcher rail milling and grinding car rail mobile launch rail pressure control Railroad Guerillas Railroad Revitalization and Regulatory Reform Act (U.S.) railroad track problem rail/sleeper laying and replacing machinery rail transit rail transit engineering survey rail transit safety rail transit station public area rail transit vehicles rail transport vehicle rail-type missile launcher railway accident injury railway alignment railway automatic fare collection system railway auto-transformer power supply railway big data platform railway box car

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