“production drilling rigs”的概念、定义、翻译、参考文献-科学参考

单词	production drilling rigs
释义	production drilling rigs Encyclopedia 工学〔地下穿孔设备〕释 production drilling rigs地下采矿凿岩台车支承、推进和移动凿岩机进行地下矿体钻凿炮孔，并能够自动行走的凿岩设备。又称地下采矿钻孔台车。是地下采矿采用凿岩爆破法施工的一种凿岩设备。
随便看	mean-square end-to-end distance mean square ergodic theorem mean-square ergodic theorem mean square error mean-square error mean square error of side length mean-square limit mean square of error mean square radius of gyration mean-square regression mean square speed mean square stability mean square value mean-square value means target chain means to inheritance division mean sun mean surface mean synodic month mean synodic motion mean synodic period mean synodic revolution mean synodic rotation mean synodic year mean tangent diameter

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