PhD in chemical engineering, one of my areas is pollution. 对不起,作

来源: sweetptt 2017-06-22 10:27:07 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读: 次 (145 bytes)

本人在Journal of enivronmental science等诸多杂志上有多篇文章,不能说我在这方面是hillbilly没见过世面吧?

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