Information model: This module manages the state of the SOAP engine.
信息模型：此模块管理SOAP引擎的状态。
In a typical SOAP engine, data can appear in one of three representations.
在典型的SOAP引擎中，数据可能以三种不同的方法表示。
It is up to the SOAP engine that receives it to determine how to interpret it.
由接收它的SOAP引擎来决定如何解释它。
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