“钻孔顶角”的概念、定义、翻译、参考文献-科学参考

单词	钻孔顶角
释义	钻孔顶角 Encyclopedia 理学钻探理论释 angle of gradient of the hole钻孔顶角钻孔轴线上某测点的切线矢量与铅垂线间的夹角。是表征钻孔倾斜程度的几何参数。简称顶角，石油钻井上又称井斜角。
随便看	base point basepoint base-point-free set base-point-free theorem basepoint free theorem basepoint-free theorem base point of administrative morality base-point-preserving mapping base points base-point space base polyhedron base population base pressure base quantity base ratio base register base saturation percentage bases for imposing tort liability base solution base space base stacking base-stacking base station base substitution base surface

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