“protected trade”的概念、定义、翻译、参考文献-科学参考

单词	protected trade
释义	protected trade 保护贸易
随便看	floor sand floor sander-polisher floor sanding paper floor screen floor sheet floor shift floor sill floorslab floor slab floor sleeve floor socket outlet floor space floor-space index (F.S.I.) floor space under construction floor special purpose receptacle floor spring floor stand floor stand grinder floor stop floor strutting floor swab floor sweeper floor switch floor system floor telephone outlet

科学参考收录了1248194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。