“塔式钻具”的概念、定义、翻译、参考文献-科学参考

单词	塔式钻具
释义	塔式钻具 Encyclopedia 工学钻井装备释 tower assembly塔式钻具由下大上小的几段不同尺寸钻铤组成的钻具组合。利用近钻头端大尺寸钻铤的钟摆力进行纠斜。
随便看	fishing family living customs fishing festival fishing foil of Gin nationality fishing for cuttings fishing gear fishing gear design fishing gear fittings fishing gear materials science fishing gear selectivity fishing gear technology fishing ground fishing ground chart fishing ground forecasting fishing ground formation conditions fishing ground in the bank of reef fishing ground in the current boundary fishing ground in the East China Sea fishing ground in the eddy area fishing ground management fishing ground of Argentina fishing ground of Australia and New Zealand fishing ground of Peru fishing ground of Pollock in Bering Sea fishing ground sea-condition quick-report and forecast fishing grounds in Newfoundland

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。