By means of gear profile statistics to conduct the identification of gear manufacturing process system, a scientific and easy-operation method to assess and control gear quality is provided.
采用齿廓统计分析方法对加工工艺系统进行识别，可为齿轮质量的评定与控制提供更科学且易于操作的手段。
Analysis and control of working process of product by mathematical statistics, thus reached purpose that it is stable state and raise products quality.
运用数理统计技术对产品的加工过程进行分析与控制，以达到稳定和提高产品质量的目的。
In the process of quality control, certain interrelations exist between product faults and the inspection and selection of the related parts based on statistics theory.
在产品质量控制过程中，按统计学观点产品已发生的故障与元器件检测筛选之间存在某种内在的关系。
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