“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	hydraulic pressure-reducing valve hydraulic properties of discontinuity hydraulic properties of rock hydraulic protection for pipeline crossing the large loess gully Hydraulic Prototype Observation hydraulic ram hydraulic ram pump hydraulic resistance hydraulics hydraulic seal hydraulic sealing effect hydraulic servo-motor hydraulic servomotor hydraulic servo-system hydraulics experiment hydraulic ship Lift hydraulic shovel hydraulic simulation of fishway hydraulics of pipe flow hydraulic spinning wheel hydraulic sprayer hydraulic spray seeding Hydraulics Research Wallingford Limited， HR Wallingford hydraulic structure hydraulic structure discharge measurement

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