A service operation can have any number of inputs and outputs with types of messages or primitive types.
服务操作能够拥有任何数量的消息或者简单类型的输入和输出。
The type of a service operation parameter should be either a primitive type or a DataType.
服务操作参数的类型应当或者是一个原始类型，或者是一个DataType。
Add a similar custom primitive for the ActionForResultEvent operation, as shown in Figure 12.
为actionforresultevent操作添加一个类似的自定义原语，如图12所示。
When you create a Service invoke primitive in the flow, the tool asks you to specify the partner reference and operation that should be invoked.
当创建流内的一个ServiceInvoke原语时，此工具会要求您指定应被调用的partner引用和操作。
You should now have an understanding of the different forms of operation of this primitive and how it plays in aggregation scenarios.
您现在应该已经了解此原语操作的不同形式及其在聚合场景中的操作方式。
All requests pass through the flow, but a policy lookup primitive has set operation specific values for all the relevant promoted properties so that it behaves differently in each specific case.
所有请求都经过流，但是一个策略查找原语为所有相关的提升属性设置了特定于操作值，这样针对每个具体的情况就会有不同的行为。
The second scenario is a simple extension from the first, requiring the Policy Resolution mediation primitive to be informed of the operation in play.
第二种场景只是第一种的简单扩展，只需要告知PolicyResolution中介原语涉及的操作。
The dredging of the water sump in the underground mine is always done with the primitive manual operation for many years which would seriously influence and restrain the mine safety and production.
煤矿井下水仓清淤多年来一直采用原始的人工作业方式来完成，严重影响和制约着矿井的安全与生产。
Under more primitive circumstances, such as those that prevail in many of the tropical lands, rice growing is an exceedingly laborious and time-consuming hand operation.
在比较原始的环境中，例如在许多热带地区普遍存在的那类环境，水稻种植是一种非常费力费时的手工作业。
On the outskirts of Tangshan, east of Beijing, the small plant is a primitive operation that takes cheap steel slabs and turns them into H-bars long, thin rods used in construction.
这座小钢铁厂坐落于北京以东的唐山郊区，它利用廉价钢锭进行简单加工，从而生产出又长又薄的建筑用H型钢。
On the outskirts of Tangshan, east of Beijing, the small plant is a primitive operation that takes cheap steel slabs and turns them into H-bars long, thin rods used in construction.
这座小钢铁厂坐落于北京以东的唐山郊区，它利用廉价钢锭进行简单加工，从而生产出又长又薄的建筑用H型钢。
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