The magnitude of the thermal process is a function of product PH or acidity.
产品的pH值或酸度是热处理强度的函数。
The function of product design time quota is discussed and the influencing factors is analysed.
论述了产品设计工时定额的作用，分析了产品设计工时定额的影响因素。
The function of product data management (PDM) system is to manage data and processes having correlations with product design.
产品数据管理（PDM）系统的功能是管理与产品设计相关的 数据和过程。
Then studies the requirement analysis and object design, defines the logic structure model and function of product credit management information system base on product credit information integration.
然后对系统展开需求分析和目标设计，确定了基于产品信用信息集成的产品信用管理信息系统的逻辑结构模型及功能。
Then studies the requirement analysis and object design, defines the logic structure model and function of product credit management information system base on product credit information integration.
然后对系统展开需求分析和目标设计，确定了基于产品信用信息集成的产品信用管理信息系统的逻辑结构模型及功能。
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