最小变异数差异法
least variance difference method
标准差准则
standard deviation principle
均值-标准差法
mean-standard deviation method
均值-标准差描述子
mean-standard deviation descriptor
平均值±标准差法
average±standard deviation analysis
奇异值差值法
singular value difference
双抽样均值－标准差联合控制图
double sampling mean-standard deviation combined c
double sampling mean-standard deviation combined control chart
温差标准值
characteristic value of temperature difference
误差标准差
error to standard deviation
新老标准差异
difference between new and old standards
样本均值－标准差分级法
sample mean value-standard deviation grade method