“drilling machine”的概念、定义、翻译、参考文献-科学参考

单词	drilling machine
释义	drilling machine Encyclopedia 工学凿岩机械释 drilling machine凿岩机通过钻杆和钻头的冲击或回转作用进行岩体钻孔以开采石料的机械。工学爆破作业释 drilling machine钻孔机械在钻孔作业时所采用机械设备的统称。
随便看	second power point second principal line second principal plane second problem of cousin second prolongation second quadrant second quantization second quantization method second quantization representation Second Repbulic of Venezuela Second Republic of Spain Second Revolution second ring isomorphism theorem Second Saudi State second separation axiom second separation principle second shut in second sound second space Second Spring of Mr.Muo second-stage propulsion system for ejection seat second stage unit second Steiner circle second style mural second subordinate series

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