“anti friction and torque device”的概念、定义、翻译、参考文献-科学参考

单词	anti friction and torque device
释义	anti friction and torque device Encyclopedia 工学定向井工具释 anti friction and torque device防磨减扭装置依靠内套和本体的摩擦旋转代替钻柱接箍和套管内壁的硬摩擦旋转，实现降低钻柱扭矩的器械。
随便看	space environmental toxicology space environment biological effect space environment effects space environment experiment satellite space environment monitoring space environment monitoring network space environment near the earth space environment prediction space environment simulation and flight training simulation technology space evolution of urban business arrangement space-exchange operator space exchange potential space exploration space exploration load space exploration of the Earth space exploration of the solar system space explorations of minor bodies in the solar system space exposure satellite space fabric weaving space figure space-filling curve space-filling design space filling factor space-filling function space filling model

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