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吸电子基团和斥电子基团苯环上的取代的影响理应不同，但是为什么溴苯的再次以及甲苯的硝化的定位效应一样？ 知乎 Template






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tomski吸电子基团和斥电子基团苯环上的取代的影响理应不同，但是为什么溴苯的再次以及甲苯的硝化的定位效应一样？ 知乎 coloring
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