METHODS: the model of extended linear expenditure system (ELES) was used to analyze the data from the third health service investigation in the city of Ningbo.

方法：数据来源于宁波市第三次卫生服务调查资料，采用扩展线性支出系统模型。

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The methods developed are extended to identify parameters of foundation without input and parameters of foundation-silo interaction system .

并把这种算法推广应用到未知输入条件下的地基参数识别和贮仓-基础-结构相互作用系统参数识别。

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At last, it offers measuring process and results analysis of force effectiveness of an example of extended air defense missile C3I system with above measuring methods.

最后给出了一个扩展防空导弹体系C3I系统作战效能的评估过程和结果分析。

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