“顶板--顶盖”概念、定义、翻译-科学时代

单词	顶板--顶盖
释义	工程与技术词汇手册 roof 顶板，顶盖
随便看	commodity price agreement commodity price index commodity price index commodity price index commodity product commodity purchasing power commodity rate commodity reserve currency commodity reserves commodity sign commodity space commodity standardization commodity stock card commodity supply commodity supply commodity supply commodity tax commodity tax commodity tax commodity terms of trade commodity trading structure commodity transaction commodity turnover commodity turnover commodity warrant

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。

roof