“空气洁净度等级”的概念、定义、翻译、参考文献-科学参考

单词	空气洁净度等级
释义	空气洁净度等级 Encyclopedia 工学食品工厂设计释 classification of air cleanliness空气洁净度等级单位体积洁净空间的空气中，按关注粒径的粒子最大浓度限值进行划分的等级标准。
随便看	rangeland soil erosion rangeland vegetation range limiter Rangel Vulchanov range management range management of horse herd range marks range measurement range method range monitoring range of a correspondence range of a function range of aircraft range of a linear operator range of a mapping range of an operator range of a population range of a population characteristic range of a sample range of a series of order statistics range of a variable range of definition range of force range of heating range of light-variation

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。