英语词汇“national ambient air quality standards”的翻译、意思、用法、释义-英汉汉英词典

单词	national ambient air quality standards
释义	National Ambient Air Quality Standards国家空气品质标准（美国）National Ambient Air Quality Standards國家空氣品質標準（美國）經濟學
随便看	kremlin kremlinism kremlinologist kremlinologists kremlinology kremlins kremmen kremnica kremnitz white krempe krempexinis krems kremser formula kremser’s diagram krenek krenek, ernst krenek--ernst (1900－ ) krenek，ernst krenek，ernst (1900－ ) kreng krennerite krenz krenz, jan kreosot kreosote