中国空气主要好象不在车辆吧?
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城市车太多, 是其中原因之一. 还有SEMI工场, 化工厂等.
-守株逮兔-
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12/08/2013 postreply
14:40:33
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Also, Most chinese industries are pollution based.
-qtzhao-
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12/08/2013 postreply
14:51:24
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agree. should burn less coal for energy
-qtzhao-
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12/08/2013 postreply
14:43:07
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Water pollution is also serious in China.
-qtzhao-
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12/08/2013 postreply
14:54:02