如果库存不足的话，分销商会及时向制造商发送一个购买订单。

If not, the Reseller sends a purchase order to the Manufacturer in near-real time.

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为此，为库存不足的商品提交一个订单。

To test the solution, submit an order for an item for which there is insufficient inventory. Then, you can trace the entire process

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例如，如果提交的购买订单总额超过 $10,000，那么工作流引擎所选的 Web 服务实现就可能不同于为总额不足 $10,000 的购买订单所选的 Web 服务实现。

For example, if a purchase order is submitted that is over $10,000, the workflow engine may select a different Web service implementation than it would if the purchase order was for less than $10,000.

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