摘要:(1)CH3CHBrCH2Br, CH3-C-C-H 羟基.羧基 | | O O (3)+2NaOH+2NaBr n (4)

网址:http://m.1010jiajiao.com/timu3_id_1236233[举报]

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网