secondary pollutants的意思|示意
美 / /
英 / /
二次污染物
secondary pollutants相关短语
1、 Secondary air pollutants 污染物
secondary pollutants相关例句
The term photochemical oxidants refers to the secondary pollutants formed in photochemical smog.
光化学氧化剂这一词是指在光化学烟雾中生成的次生污染物.
辞典例句
Air pollutants are separated into two categories: primary pollutants and secondary pollutants.
污染物可分为两类别: 主要染物及次级污染物.
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