“蜗壳--下套管--加固钻孔”概念、定义、翻译-科学时代

单词	蜗壳--下套管--加固钻孔
释义	水利水电词汇手册 casing 下套管；加固钻孔；蜗壳
随便看	retail selling retail space retail store retail store retail store policy retail strategy retail strategy retailtax retailtax--retail（sales）tax retail trade retail trade retail trade retail wheeling retail（sales）tax retain retain retainage retained austenite retained carcass retained cupping retained earnings retained earnings retained earnings retained earnings retained earnings

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

casing