nonconservation

nonconservation of energy

能量守恒

20世纪开始于对称性研究,宇称守恒开创了研究对称破缺的新纪元。

20 century began from the research of symmetry,the discovery of nonconservation of parity starts epoch of research of breaking symmetry.

This paper retrospects briefly the history of the discovery of Parity Nonconservation, analyses some questions on the Lee-Yang's Argument, and also makes comments on it.

在“李杨之争”出现之，本文重新简要回顾宇称守恒的发现史，并对“李杨之争”所涉及的若干问题作初步的分析、讨论。