The final issue is that the purchase order itself is defined in the primer as a global element declaration, with a global complex type.

最后一个问题是，购买订单本身在入门中是作为一个全局元素声明的，属于全局复合类型。

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As with movement type 502, a return delivery to the vendor is entered without reference to the purchase order, but the goods issue is posted via a delivery in Shipping.

正如移动类型502一样，可以不带参考采购订单地输入一个退货交货（单）给供应商，但发货时要通过交货单来过帐。

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Issue purchase contract and place order to factory, follow up with factory on progress of purchased goods production, urge for on-time delivery;

负责制作合同并向工厂下订单，负责跟踪工厂合同订单货物的生产进度，督促按时交货；

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Issue purchase contract and place order to factory, follow up with factory on progress of purchased goods production, urge for on-time delivery;

负责制作合同并向工厂下订单，负责跟踪工厂合同订单货物的生产进度，督促按时交货；

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