The quantitative decision model for multiple variety management is introduced.

阐述了多品种经营定量决策的数学模型，建立了应用系统。

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To make correct decision, the relation model between goal of decision and quantitative software attributes, namely data of software metrics, must be constructed.

要想通过软件度量做出正确的决策，就必须构造决策目标和量化的软件属性，即度量数据间的关系模型。

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This paper puts forward a train of thought of the lowest cost quantitative analysis and constructs a market segmentation decision model which is used for reference in practice.

本文提出了定量分析中的最低成本法的思路，并形成了可借鉴的决策模型。

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