变量静态加工控制图表指南。均值,中值,范围和标准偏差图表。
Guide to statistical process control charts for variables - charts for mean, median, range and standard deviation.
结果表明,对不同氘丰度的气体样品,单次测定的相对标准偏差好于0 2 % ,氘丰度测量值在0 2 %的误差范围内是可信的。
The results indicate:relative standard deviations are better than 0.2% for gas samples of different deuterium abundance. Measure value is believable in the error range of 0.2%.
结果表明,对于大多数的牛乳样品,当其稀释倍率在6.2至7.4范围内时,测量标准偏差达到最小值0.027,满足蛋白质检测国家标准。
The result shows that measurement standard error reaches minimum 0.027 for most milk sample and satisfies the national criterion of protein detection when dilution ratio ranges from 6.2 to 7.4.
该分析方法的测定结果与原子吸收法测定结果一致,标准偏差在0.014~0.028之间,变异系数在1.14~2.26%,回收率在96~103%范围内。
The result is consist with of atomic absorption spectrometry. Standard error 0.014 ~ 0.028, variation coefficient1.14~2.26%, recover96 ~ 103%.
通过地面检测,在全程范围内保持了良好的线性度,标准偏差小于270ps。
Detection on the ground verifies that a linear relationship is kept all the range, and the standard error is less than 270 ps.
通过地面检测,在全程范围内保持了良好的线性度,标准偏差小于270ps。
Detection on the ground verifies that a linear relationship is kept all the range, and the standard error is less than 270 ps.
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