The concept of a single circular frequency breaks down in certain instances . 在某些情况下，单一的圆周频率的概念就行不通了。
2.
Minus means that space - time circular frequency has a reverse direction to particle wave or the phasic difference between two circular frequencies is 式中负号表示时空偏转圆频率方向与波粒子的波函数圆频率
3.
The torsional vibrations dynamic model of corrugating machine system was established utilizing the transition matrix method to solves the dynamic equation and gets natural frequencies and circular frequencies of the torsional vibration 摘要利用传递矩阵建模方法，建立了瓦楞机系统扭转振动的动力学模型，进行了动力学方程求解，得到了系统扭转振动的固有频率和圆频率。
