try
            {
                //设置某列N列信息可写.
                string[] col_name2 = new string[] {"LACK_WT" ,"OUT_MAT_LEN", "OUT_INGOT_CODE" };
                GC.PM_utility2.DEV_SetColEdit_multi(this, efDevGrid1, col_name2, "1");
            }
            catch (Exception ex)
            {
                GC.PM_utility2.Dev_messageBoxError(ex.Message);
            }