经典的休哈特控制图对质量特征值的均值波动检出力较弱。
Teditional Shewhart control charts have low power in detecting mean shift of quality characteristics under control.
经典的休哈特控制图对质量特征值的均值波动检出力较弱。
Traditional Shewhart control charts have low power in detecting mean shift of quality characteristics under control.
多变异分析是一种用于分析工序过程质量特征值变异规律的重要方法。
Multi vari analysis is an improvement tool for analyzing process variation patterns.
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