英语词汇“空氣警報”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	空氣警報
释义	空氣警報 kōng qì jǐng bào当空气中污染物浓度超过规定的浓度，且持续十二小时以上时所发布的警报。在各广播、电视电台中插播，到警报解除为止，省市主管机关则以广播车沿街广播。
随便看	secondary substances secondary substation secondary substrate secondary succession secondary succession of old-fields Secondary succession stage secondary sulfide secondary sulfide zone secondary sulphide enrichment secondary sulphide ore secondary sulphides secondary sulphide zone secondary sun gear secondary sun wheel secondary superheater secondary super-heater secondary superiority Secondary supersession thing secondary supply secondary supply water secondary surveillance radar ssr secondary suspended channel secondary suspended solid secondary suspension secondary suspension gear