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

单词	horizontal directional drilling
释义	horizontal directional drilling Encyclopedia 工学掘进机械释 horizontal directional drilling水平定向钻将一个可调向操控的钻头连接在钻杆组的端部，用于地下水平定向钻孔的机具。是在不开挖地表面条件下，铺设多种地下公用设施（管道、电缆等）的施工设备，广泛用于供水、电力、电信、天然气、煤气和石油等管线铺设施工中。
随便看	reconstructed sample reconstructible graph reconstructing wave reconstruction reconstruction algorithm Reconstruction and Development Programme reconstruction and technological transformation of fixed assets investment reconstruction conjecture reconstruction evaluation Reconstruction Finance Corporation Reconstruction for Ancient Phonology of the Miao-Yao Languages reconstruction for environmental protection forest by Miyawaki' s method Reconstruction Judaism reconstruction of density field reconstruction of electromechanical system of existing building reconstruction of Harbin Central Street Reconstruction of Harbin Thirty Six Sheds Reconstruction of Historical Materialism Reconstruction of Old Chinese Phonology reconstruction of paleosalinity reconstruction of phase space reconstruction of population history reconstruction of road traffic accidents reconstruction of rural space reconstruction operator

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