private IBridge_WMS_BillAccount _DAL_Instance = null;//数据层实例

        public ADODirect_WMS_BillAccount()
        {
            _DAL_Instance = new dalWMS_BillAccount(Loginer.CurrentUser);
        }
 /// <summary>
 /// 构造器
 /// </summary>
 public bllWMS_BillAccount()
 {
     _KeyFieldName     = tb_WMS_BillAccount.__KeyName;   //主键字段
     _SummaryTableName = tb_WMS_BillAccount.__TableName; //表名
     _Bridge           = this.CreateBridge();            //实例化桥接功能
 }