摘要: ⑴A:HOCH2CHO ,B:CH3CH2CHO ,C:CH2=CH-CHO.⑵CH3CH2CH2OH ,CH3CHOHCH3 .⑶HCOOCH3 ,CH3COOH

网址:http://m.1010jiajiao.com/timu_id_3747666[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