“directional well tool”的概念、定义、翻译、参考文献-科学参考

单词	directional well tool
释义	directional well tool Encyclopedia 工学定向井工具释 directional well tool定向井工具使钻头沿着预定的井斜和方位钻进实现导向钻井的用具，以及测量井斜角、方位角和工具面等参数仪器的总称。
随便看	rigid isometric embedding rigidity rigidity condition rigidity differential equation rigidity problem rigidity result rigidity theorem rigid jumper rigid lattice rigid manifold rigid model rigid motion rigid operator extension rigid particle rigid pavement design rigid-perfectly plastic behaviour rigid-plastic finite element method rigid-plastic problem rigid polyhedron rigid pseudogroup structure rigid regulation of public opinion rigid representation of quiver rigid restriction rigid rod rigid rotator

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