方法的相对标准差低于3%。
然后，通过实例的考查，间接地估算了样本总体的相对标准差。
Then the relative standard difference is estimated indirectly from the research of the examples.
分析规程的精密度通常以一系列测量数值的标准差或相对标准差(变异系数)来表示。
The precision of an analytical procedure is usually expressed as the standard deviation or relative standard deviation (coefficient of variation) of a series of measurements.
通过对标准样品的多次测定，测定值均在其保证值范围内，相对标准差为0 7%，准确度高，精密度好。
Test result in many times indicated that the detection value was all in the control limit. The relative standard deviation was 0 . 7% with high accuracy .
实验结果表明，模型预测结果的平均相对误差为10.316%，相对标准差为12.895%，满足工程实际要求。
Experiment shows that the average relative error of predicted results is 10.316% and the relative standard error is 12.895%, thus it satisfying requirements of the engineering.
相对于传统PID主从同步控制方法，同步偏差的移动平均差减小18.2%，移动标准差减小61.5%，可以保证光刻机的曝光效果。
Compared with the conventional PID masterslave control method, the move mean difference is reduced by 18.2% and the move standard deviation is reduced by 61.5%, and the exposure effect can be ensured.
对标准差的模拟结果偏低，相对误差的绝对值小于6.6%；
Standard deviation were all unpredicted and the absolute relative errors were less than 6.6%.
基于标准差和变异系数两个指标，采用聚类分析，可将土壤剖面水分垂直变化划分为四个层次：速变层、活跃层、次活跃层和相对稳定层。
Based on the standard deviation and variation coefficient, soil water change in the profile could be divided into four layers by cluster analysis.
对于不同数据样本所对应的被评价人的相关性，通过求同样本中评价值的标准差而采用标准分法给出不同样本对各自被评价人之间的相对比较。
The relative comparison of the evaluated person in different data specimen is offered by means of standard marks method, i. e. evaluating the standard difference.
二分式结果以相对风险性报告，连续标度的测量结果以95%可信区间均值标准差报告。
Dichotomous outcomes are reported as relative risk (RR) and measurements on continuous scales are reported as mean differences (WMD) with 95% confidence intervals (CI).
二分式结果以相对风险性报告，连续标度的测量结果以95%可信区间均值标准差报告。
Dichotomous outcomes are reported as relative risk (RR) and measurements on continuous scales are reported as mean differences (WMD) with 95% confidence intervals (CI).
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