2014年9月23日
Lina Group
摘要： var query = from ll in proListRequestList group ll by new {ll.pro_id} into g select new ProListRequest { pro_id = g.Key.pro_id, number = g.Sum(x => x.... 阅读全文
posted @ 2014-09-23 20:30 Master HaKu 阅读(139) 评论(0) 推荐(0) 编辑