更新政策单价 放在一个事物内

BWP.B3_YunKen/BLActions/SaleOrderUpdatePolicyPrice.cs

@@ -41,7 +41,7 @@ namespace BWP.B3_YunKen.BLActions
         var factor = PriceFactor.ForOrder(bill);
         foreach (Order_Detail detail in bill.Details)
         {
-          detail.SetPolicyPrice(factor);
+          detail.SetPolicyPrice(factor, context);
         }
       }
     }