The function of information system includes:(1)Attribute data input and management;
该信息系统的功能主要包括：（1）属性数据的输入与管理；
The function of information system engineer supervision decided the importance of the implement effect of engineer supervision.
信息系统工程监理的功能决定了工程监理实施效果好坏的重要性。
Interoperability between information systems is an basic requirement of system integration, it is an important factor which affects the function of information system.
信息系统之间实现互操作是系统集成的基本要求，它是影响信息系统功能发挥的重要因素。
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