GRR 竟然 92.82%
ypq_941 · 2009-07-10 11:17 · 69929 次点击
我公司有一台影像式精密测绘仪,我用校准用的标尺,取连续十个网格测量,以验证该测量仪的GRR是否合格,其测量结果我均在误差范围内,但GRR却92.82%,问题出在什么地方呢?迷惑呀
操作者部件号测量结果
A11.0002
A20.9944
A30.9968
A40.9993
A51.0005
A60.9965
A70.993
A81.0002
A90.9988
A100.993
A10.9974
A21.0018
A31.0013
A41.0035
A50.9994
A60.9969
A71.0013
A80.9972
A91.0009
A101.0022
B10.9985
B20.9977
B30.9981
B40.995
B50.9997
B60.9942
B71.0031
B81
B90.9973
B101.0001
B11.0003
B20.9979
B31.0004
B40.9971
B50.9971
B60.9957
B70.9993
B80.9988
B90.9974
B100.9994
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