“洁净环境中分子态污染物级别”的概念、定义、翻译、参考文献-科学参考

单词	洁净环境中分子态污染物级别
释义	洁净环境中分子态污染物级别 Encyclopedia 工学空气洁净度释 standard for airborne molecular contamination in clean environment洁净环境中分子态污染物级别按空气中分子态污染物质浓度划分的级别。
随便看	substance and technique of writing Substanced Essay Society substance flow analysis substance is subject substance, matter substance metabolism test substance-related disorders substandard substandard drugs substandard propagation substandard refraction substantial acceleration substantial constant substantial convergence substantial definition substantial equivalence principle substantial immersion substantial theory in psychology substantial variation substantia nigra substantiation substantive definition and functional definition of religion substantive derivative substantive legal reasoning substantive office

科学参考收录了854744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。