nonconservation

nonconservation of energy

能量不守恒

20世纪开始性研究,宇不守恒开创了研究破缺的新纪元。

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不守恒的发现史，并“李杨之争”所涉及的若干初步的分析、讨论。