“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	Sherwood Anderson sherwood number She Shan Sheshan Catholic Church Sheshan Dao Sheshang Shuiku Sheshan Observatory Sheshan Seminary Sheshan Yuehu she-shaped jade pendan of the Han Dynasty Sheshui He She Stoops to Conquer Shetianqiao Stage Shetland Islands Shevchenko National Prize Shewanella Shewhart control chart Shewhart medal Shewhart's control chart She Xian shexue village school Sheyang Gang Sheyang Xian She Ying Jie Sheyinglou Studio’s Comments on Poetry

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。