var list_Subject_set = list_Subject.Skip(iPageSize * iPageIndex).Take(iPageSize).ToList();
iPageSize:一页显示多少行;
iPageIndex:页数
var list_Subject_set = list_Subject.Skip(iPageSize * iPageIndex).Take(iPageSize).ToList();
iPageSize:一页显示多少行;
iPageIndex:页数