The system has four layers, including application layer, data operation layer, data wrapping layer, and data source layer.

此原型分为四层，分别为应用层、数据操作层、数据包装层、数据源系统层。

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Intensive processing was required to parse data in the Presentation Services layer and extract the sub-set of data needed for a specific operation.

需要大量处理工作来解析presentation services层的数据，以及提取特定操作所需的数据子集。

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This operation takes a String value from the controller layer and returns a complex SampleOperationResponse type object. This data type contains the following.

此操作从控制器层获得一个string值，并返回复杂SampleOperationResponse类型对象。

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