With the process ability index, we can control the production quality effectively.

结合过程能力指数可以对生产质量起到有效的预控作用。

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Taking Zhengzhou as a case, this paper studies index system of radiant ability of regional central city and gives weights to indexes by AHP (analytical hierarchy process) method.

文章以郑州市为例，主要研究了区域性中心城市辐射力指标体系，采用层次分析法对所研究指标进行了赋值。

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