产品质量工序SPC控制图工日零件号控制项目车序检期零件名称基准值74.50使间测验操作人员公差值±0.3用量74.70X-控制图74.6074.5074.4074.3074.2074.100.48R-控制图0.440.400.360.320.280.240.200.160.120.080.040.00日期时间X174.4874.5174.3074.3074.5474.3774.5674.4474.5074.4974.4774.2774.3474.5674.5374.5774.4374.6074.5374.5274.4474.5074.5174.3074.5374.5774.4474.4874.5174.5374.53X274.4174.4574.2374.6174.4374.4374.5874.4774.4874.5974.3474.3474.4374.4174.5174.3974.5574.5374.4974.5774.4774.4874.4574.2374.5174.3974.4774.4174.4574.5174.51读数X374.4674.4574.5474.4774.2874.4874.6374.4674.4574.5274.5474.3074.5374.5574.4874.4474.3874.5474.4774.5674.4674.4574.4574.5474.4874.4474.4674.4674.4574.4874.48X474.3774.4474.4874.4674.4574.4874.5774.2774.4174.6174.3874.3374.5174.5174.5274.4574.5474.5574.5774.5174.2774.4174.4474.4874.5274.4574.2774.3774.4474.5274.52X574.3174.3574.4874.4374.3574.3274.4874.2574.5674.5974.3874.3374.5774.5374.3374.4374.5574.5974.5274.5674.2574.5674.3574.4874.3374.4374.2574.3174.3574.3374.33X=和/读数数量B74.40674.44074.40674.45474.41074.41674.56474.37874.48074.56074.42274.31474.47674.51274.47474.45674.49074.56274.51674.54474.37874.48074.44074.40674.47474.45674.37874.40674.44074.47474.474R=最高-最低B0.1700.1600.3100.3100.2600.1600.1500.2200.1500.1200.2000.0700.2300.1500.2000.1800.1700.0700.1000.0600.2200.1500.1600.3100.2000.1800.2200.1700.1600.2000.200X=74.45R=0.18X-控制图R-控制图BBBBC0.000C=0.00UCL=74.559UCL=0.383P=pkLCL=74.350△=0.078