relative frequency of occurrence 事件的相关频率
The left axis shows the probability, or relative frequency of occurrence, of various Chi Square values.
纵轴显示各 X 平方分布值的概率（或称为出现的相对频率）。
Objective: to study relative factors and prognostic effects of occurrence of double sides primary breast cancer.
目的：探讨发生双侧乳腺癌的相关因素和对预后的影响。
There also existed some correlation between the relative variation of water radon and the occurrence of earthquakes.
水氡的相对变化量与地震也存在着一定的关系。
应用推荐