The equilibrium states and the transition state have been verified according to the number of imaginaryfrequency through vibrational analysis.
通过振动分析对平衡态和过渡态进行了验证，并得到了零点能。
2
The transition states were characterized by vibration frequency analysis, with only one imaginary vibration model.
通过振动分析确定所得过渡态具有唯一虚振动频率；
3
The influence of imaginary component of propellant response function on the oscillating combustion frequency of rocket engine is concisely analysed by a real example.