“free of duty”的概念、定义、翻译、参考文献-科学参考

单词	free of duty
释义	free of duty 免付关税免税免税进口
随便看	punch-holder shank punch hole punch inclosure punching punching and forming automatic punching and shearing machine punching bear punching block punching column punching die punching disc punching drilling punching field punching head punching hole diameter punching machine punching machine auto-feeder punching nippers punching overcapacity punching pin punching pliers punching position punching powder punching process of heat exchange plate or fin punching rate

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。