equivalence class

基本解释

A datapool must contain one equivalence class.
一个数据池必须包含一个等价类。
If you double-click the existing equivalence class, you can rename it.
如果您双击已经存在的等价类，您可以重命名它。
Values contained in an equivalence class are considered to be equivalent in terms of their expected result. For example, look at a classic testing problem, such as the triangle program
一个等价类中包含的值通常根据所期待的结果被认为是等价物。