The results show that the laser process in different conditions possesses the characteristics of the first order or the second order phase transition. Laser is a typical non-equilibrium phenomenon.

结果表明，在不同条件下的激光形成过程与平衡相变中一级相变或二级相变的特性相对应，激光是非平衡态有序结构形成的典型现象，并且还展示出非平衡相变的新的特点和规律。

youdao