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关注:1
2013-05-23 12:21
求翻译:重点城市多年(1991-2007)空气污染综合指数比例构成变化是什么意思? 待解决
悬赏分:1
- 离问题结束还有
重点城市多年(1991-2007)空气污染综合指数比例构成变化
问题补充: |
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2013-05-23 12:21:38
Major cities for many years (1991-2007) the proportion of air pollution index changes in the composition
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2013-05-23 12:23:18
Over the years focused on urban air pollution (1991 - 2007) changed composition ratio composite index
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2013-05-23 12:24:58
正在翻译,请等待...
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2013-05-23 12:26:38
Important cities for many years (1991-2007) the air pollution index in patients
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2013-05-23 12:28:18
Key city many year (1991-2007) air pollution composite index proportion constitution change
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