DL_ID, DL_Device_Id, DL_Device_Type, DL_Scene_GUID, DL_Scene_Type_Id, DL_Location, DL_Longitude, DL_Latitude, DL_Standard, DL_UnStandard_Reason, DL_Real_Time_Status, DL_Pic_Url, DL_Video_Url, DL_Create_Time, DL_Update_Time