空气等级是什么意思-空气等级的词语解释-相关组词-词语-近音词-同音词 - 掌上跨屏通词语词典

题目

更新时间：2025-03-10 19:10:02

求解答，词语空气等级是什么意思？再说说空气等级有什么含义？

答案

空气等级的百科含义

空气洁净度等级（air cleanliness class）是洁净空间单位体积空气中，以大于或等于被考虑粒径的粒子最大浓度限值进行划分的等级标准。

空气等级的词语组词

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空气等级的相关词语

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