名词
中文翻译：相等的集合
同义词：
['equivalent sets', 'equivalent classes', 'equal sets']
例句：
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1. In mathematics, the concept of an equal set is crucial in proving theorems.
在数学中，证明定理时，等价集的概念至关重要。
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2.The researchers found that the data was collected from equal sets of participants.
研究人员发现，数据来自相等的参与者集合。
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3.The professor explained that the definition of an equal set is based on the principle of equality.
教授解释说，等价集的定义基于平等原则。