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

单词	drilling machine-hour
释义	drilling machine-hour Encyclopedia 理学钻探技术经济指标释 drilling machine-hour钻探台时一台钻机在一天中工作的时间。
随便看	holomorphic retract holomorphic section holomorphic sectional curvature holomorphic semigroup holomorphic separability holomorphic-separable manifold holomorphic solution holomorphic structure holomorphic subbundle holomorphic subvariety holomorphic support function holomorphic symplectic form holomorphic tangent bundle holomorphic transformation holomorphic variety holomorphic vector bundle holomorphic vector field holomorphism holomorph of a group holomorph-separable manifold holomorphy holon holon manufacturing holonomic holonomic condition

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