equivalence of coal

例句：

1. 1. The equivalence of two numbers is their absolute value.
   两个数的等价是它们的绝对值。
2. 2.The equivalence of the two cultures is reflected in their customs and traditions.
   两种文化之间的等价体现在他们的习俗和传统中。
3. 3. The equivalence of the two languages is determined by their grammar and vocabulary.
   两种语言之间的等价由它们的语法和词汇决定。