• 有机一类重要的难降解有机化合物人类健康环境具有极大的危害性。

    Chlorinated organic wastewater is harmful and resistant to degradation, which imperils human being's health and environment seriously.

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  • 联苯任何一种联苯反应生成非常稳定二环有机化合物

    PCB (polychlorinated biphenyl) : Any of a class of highly stable organic compounds prepared by the reaction of chlorine with biphenyl, a two-ring compound.

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  • 联苯任何一种联苯反应生成非常稳定二环有机化合物

    PCB (polychlorinated biphenyl) : Any of a class of highly stable organic compounds prepared by the reaction of chlorine with biphenyl, a two-ring compound.

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