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一氧化碳的污染危害和中毒防治 | 2012-2-19 8:11:00
Re:一氧化碳的污染危害和中毒防治 | 2012-2-19 8:13:24
章仁根一氧化碳(CO)是煤、石油等含碳物质不完全燃烧的产物,是一种无色、无臭、无刺激性的有毒气体,几乎不溶于水,在空气中不易与其他物质产生化学反应,故可在大气中停留2~3年之久。如局部污染严重,对人群健康有一定危害。
By:章仁根 | 个人主页 | 引用 | 返回 | 删除 | 回复
原创 | 2016-9-6 20:24:05
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原创 | 2016-9-28 20:01:47
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原创 | 2016-9-30 14:41:46
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Re:在漫画中识别身边的违章 | 2016-10-19 13:38:50
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Re:在漫画中识别身边的违章 | 2016-10-20 9:06:56
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Re:在漫画中识别身边的违章 | 2017-2-19 22:50:11
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Re:在漫画中识别身边的违章 | 2017-2-20 0:01:15
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Re:在漫画中识别身边的违章 | 2017-2-20 15:42:43
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Re:在漫画中识别身边的违章 | 2017-3-2 23:02:02
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