“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	Green capacity green channel of fresh farm products transport green chemical engineering Green Chemistry green chemistry green chromium oxide green city green color mashrub Green community Green Community Scoring System green computer green computing green construction green construction machinery and equipment green construction material green construction organization planning green consumer green consumption green consumption pattern green coverage rate green coverage ratio Green crater green cultivation Green curve green cutting

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。