本文给出了监测网二类设计的灵敏度准则，构造了相应的优化设计模型。

This paper gives the sensibility criterion for second class design of a monitoring network, and the corresponding optimal design model.

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第二类并行问题是如何设计程序，从而有效地使用同时可用的资源，例如多处理器。

The second type of concurrency problem is how to design programs to effectively use resources that are available concurrently, such as multiple processors.

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第二类是材料活动，包括“商业模型”，“需求”，“分析和设计”，“实现”，“测试”，和“部署”。

The second category are material activities, including "Business Modeling," "Requirements," "Analysis and Design," "Implementation," "Test," and "Deployment."

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