“well-rig”的概念、定义、翻译、参考文献-科学参考

单词	well-rig
释义	well-rig Encyclopedia 工学水利机械释 well-rig打井机械用来开发地下水资源的机械，包括各式钻机（又称打井机）、水泵（泥浆泵），以及与其相配套的卷扬机等。
随便看	characteristic functional characteristic function of a distribution characteristic function of a meromorphic function characteristic function of a set characteristic functions characteristic group characteristic homology class characteristic hyperplane characteristic hypersurface characteristic ideal characteristic impedance characteristic impedence characteristic index characteristic integral equation characteristic ion characteristic length characteristic length instability of the combustion chamber characteristic line characteristic linear system characteristic line element characteristic manifold characteristic map characteristic mapping characteristic mass characteristic matrix

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