“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	dimethyl formamide dimethylformamide poisoning dimethylglyoxime dimethyl ketone dimethylmercury dimethyl naphthalene index dimethyl oxalate dimethylpropane dimethyl silicone oil dimethyl silicone rubber dimethyl sulfate dimethylsulfate poisoning dimethyl sulfide dimethyl sulfide (DMS) dimethyl sulfoxide dimethyl sulfoxide (DMSO) dimethyl terephthalate dimethynaphthalene dimetric axonometry dimetric projection dimetric skew axonometry dimi dimidiate diminished diminished polyhedron

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