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  • 教材分析:选必三2-2、烯烃 炔烃(一)烯烃

       2026-07-24 网络整理佚名1880
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    Key Point:一、链状单烯烃的命名【增加】1、系统命名规则(1)取含有碳碳双键的最长碳链作主链。(2)从离官能团近的一端开
     
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