This paper is a study on the invertibility of the commutator of scalar-idempotent elements and scalar-involutory elements of a unitary ring.

本文研究在一个有单位元两个幂等元换位子与两个元换位子可逆性问题。

The reversible gel is a kind of high molecular polymer.It has peculiar thermal invertibility and peculiar thermal sensitivity.

热可逆凝胶是一种高分子聚物，具用独特热可逆性。