coefficient of variation
...海姚氏仪器设备厂 SD或S); 相对标准(偏)差(relative standard deviation,RSD),也称异样变化系数(coefficient of variation,CV),表达。
variation factor
... variation equation 变分方程 variation factor 变化系数 variation in thickness 厚度变化 ...
transformation ran ratio
... transformation operator 变换算符 transformation ran ratio 变化系数 transformation rule 变换规则 ...
grade coefficient of variation
...度变化系数(thickness coefficient of variation)表示矿体形态的变化程度;用品位变化系数(grade coefficient of variation)表示有用组分在矿体中分布的均匀程度。一般变化系数越大,表示某一标志的变化程度越大。