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关注：1
2013-05-23 12:21
求翻译：材料中含有PAH，主要原因是因为使用了被PAH污染的软化油或者被PAH污染的烟煤之类的黑色颜料。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
材料中含有PAH，主要原因是因为使用了被PAH污染的软化油或者被PAH污染的烟煤之类的黑色颜料。
问题补充： |
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2013-05-23 12:21:38
Materials containing PAH, mainly because of the use pah contaminated the softening oil or pah contaminated bituminous black pigment.
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2013-05-23 12:23:18
In the materials that contain PAH, mainly because due to the use of the softening of the pollution is PAH oil or coal is PAH pollution such as the black pigment.
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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
Materials containing PAH, mainly because of the use of softening oil polluted by PAH or PAH-contaminated black pigments such as the bituminous coal.
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2013-05-23 12:28:18
In the material includes PAH, the primary cause is because has used the soft carburetion or by the PAH pollution bituminous coal and so on black pigment which is polluted by PAH.
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