The process family method for group statistical quality control was studied in this paper. The absolute process ability was proposed and the estimating principle was studied.
研究了面向成组统计质量控制的工序族基础理论，提出了绝对工序能力的概念，并给出了绝对工序能力的估计方法。
In production process, good measurement systems are important for successful quality improvement or statistical process control.
在生产过程中，测量系统的好坏是成功实施质量改进或应用统计过程控制的先决条件。
In production process, good measurement systems are important for successful quality improvement or statistical process control.
在生产过程中，测量系统的好坏是成功实施质量改进或应用统计过程控制的先决条件。
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