/// <summary>
/// 作者：Primo
/// 时间：2015.01.22
/// 描述：全国各中心学员执行人数统计
/// </summary>
/// <param name="branchId"></param>
/// <param name="beginDate"></param>
/// <returns></returns>
public static List<BranchActivityStudent_Result> GetBranchActivityStudent(int? branchId, DateTime? beginDate)
{
var edb = new EmeEntities(dbRead);
return edb.BranchActivityStudent(branchId, beginDate).ToList();
}