“nonproductive sector”的概念、定义、翻译、参考文献-科学参考

单词	nonproductive sector
释义	nonproductive sector 非生产部门
随便看	formal genetics formal grammar formal group formal homology theory formal implication formalin formalin ether concentration method formal inference formal infinite sum formalin poisoning formalin sterilizing unit formal integration formalism formal isomer formality formalization formalize formalized arithmetic formalized computer formalized computer program formalized model formal language formal language grammar formal language processing formal language processor

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。