振荡理论 meaning in English

theory of oscillations
theory of vibrations

One perturbation problem in complex oscillation theory
复振荡理论中的一个扰动问题
An enclosed single tube thermal separator was designed and by means of which the influence of single element of q , l , , f , on the performances of thermal separator was investigated experimentally . on the basis of the comparison between the theoretical analyses with the results of the experiment , a relatively systematical theory of the cooling mechanism and peak oscillating effect of the thermal separator was founded
设计了一台封闭式单管热分离实验装置，对q 、 l 、 f 、、激波吸收器等因素对热分离机性能的影响进行了单因素实验；对理论分析和实验结果进行了比较，形成了较为系统的热分离机制冷机理和峰值振荡理论。
2 . second harmonic generation in superlattice is derived from the coupled equation of three waves i discusing the relationship between the period of ppln and pumping wavelength . 3 . on the theory of optical parametric oscillators , ppln - opo are analyed . theoretical analysises on temperature tuning and period tuning are presented
以光参量振荡理论为基础，分析了ppln opo在不同泵浦波段的调谐特性，重点讨论了加ln opo的温度调谐和周期调谐特性以及ppln opo的温度带宽周期带宽，从理论上研究了ppln opo信号光的转化效率和输出特性。