“horizontal directional drilling machine”的概念、定义、翻译、参考文献-科学参考

单词	horizontal directional drilling machine
释义	horizontal directional drilling machine Encyclopedia 工学掘进机械释 horizontal directional drilling machine水平定向钻机在不开挖地表面的条件下，铺设多种地下公用设施（管道、电缆等）的一种施工机械。
随便看	annual variation of polar motion annual weed annuitization puzzle annuity annular annular acoustic logging annular aperture annular blowout preventer annular coil annular domain annular eclipse annular flow annular furnace annular gap annular gas channeling annularity annular junction annular nebula annular pancreas annular phase annular region annular solar eclipse annular surface annular-total eclipse annular vessel

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