“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	Chang Wo-chiin Chang Wu Changwu human remains Changwu Xian Chang Xiangyu Changxin Dian Chang Xingang Changxing Dao Changxing Formation Changxing Haiyangzhuagnbei Chanye Yuanqu Changxing Zisun tea Changxin Palace Lamp Changyang-dialect Nanqu ballad-singing Changyang human remains Changyang Tujiazu Zizhixian Changyao Changye Baihao Changyi Museum Chang Yinfo Chang Ying Changying Shiji Cheng Changyi Qu Changyi Shi Chang-Yi Subgrouping of Xiang Dialect Chang Yu

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