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關注:1
2013-05-23 12:21
求翻譯:18多不的芳烴(PAHs)是什么意思?![]() ![]() 18多不的芳烴(PAHs)
問題補充: |
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2013-05-23 12:21:38
Over 18 are not aromatic hydrocarbons (PAHs)
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2013-05-23 12:23:18
Not more than 18 OF THE polycyclic aromatic hydrocarbons (PAHs)
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2013-05-23 12:24:58
More than 18 not aromatic hydrocarbon (PAHs)
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2013-05-23 12:26:38
More than 18 not of polycyclic aromatic hydrocarbons (PAHs)
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2013-05-23 12:28:18
is not more than 18 OF THE polycyclic aromatic hydrocarbons (PAHs);
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