“severe air pollution”的概念、定义、翻译、参考文献-科学参考

单词	severe air pollution
释义	severe air pollution Encyclopedia 管理学环境风险应急管理释 severe air pollution重污染天气中国环境空气质量指数（AQI）大于或等于201的污染天气现象。又称大气重污染。
随便看	lightning lightning accident lightning alignment meter lightning arrester Lightning Boxing lightning caused fire lightning detection from satellite Lightning effect lightning electromagnetic impulse，LEMP lightning electromagnetic pulse measurement instrument lightning equipotential bonding lightning fast electric-field change meter lightning fire lightning induction lightning interferometer lightning location by radiation pulse lightning locator lightning mark lightning measuring instrument lightning on Venus lightning overvoltage lightning parameter lightning physics lightning-proof building lightning protection

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