binary relation on a造句

例句与造句

1. A binary relation from a set a to a is said to be a binary relation on a .
   从集合A到A的二元关系，称为A上的二元关系。
2. A binary relation on a set that is reflexive and symmetric is called a compatible relation .
   一个集合上的二元关系，如果它是自反的也是对称的，可称它为相容关系。
3. A binary relation from a set a to a is said to be a binary relation on a
   从集合a到a的二元关系，称为a上的二元关系。
4. It's difficult to find binary relation on a in a sentence. 用binary relation on a造句挺难的