abbr.air quality index 空气质量指数;Qaisumah;Saudi Arabia 沙特阿拉伯;凯苏马机场(代码)
AQI 的用法和双语例句“点击”或“选中”例句中的单词,就可以看到词义解释
A deputy to gen. david petraeus , the commander of us forces in iraq , briefed reporters on an emerging profile of recruits to the terrorist organization al qaeda in iraq ( aqi ) that his command had compiled from interviews with aqi detainees .
First , it 's important to understand exactly what aqi measures in the chart above : the weight of solid particles smaller than 2.5 micrometers wide ( commonly known as fine particulates ) that are suspended in an average cubic meter of air .
That was about 18 percent of aqi 's incoming fighters during that period , a contribution second only to saudi arabia 's ( 41 percent ) and the highest number of fighters per capita of any country noted in the records .