【摘要】 给出了模糊控制图，克服了传统控制图的突变之缺点．应用实例表明ｐ图要比传统的ｐ图更灵敏．更多还原

【Abstract】 A new kind of control chart-fuzzy control chart is proposed which based on the traditional Shewhart control chart and Zade’s fuzzy theory. These new charts will be shown more effective than the traditional control charts by an example.更多还原