In this paper we used the ellipsoidal face of refractive index to describe the physical picture of the optical parametric oscillation process.
本文采用折射率面来描述光参量振荡过程的物理图象,获得了光参量振荡过程的相位匹配图象和频率调谐的简单的数学表达式,直观简洁地说明了光参量振荡器频率调谐曲线的调谐行为。
Researches of new type lightening vibration mechanism;
新型振荡减振机构的研究
The experimental study for the sound radiation by the vibrational nozzle;
振荡喷管发声的实验研究
Measurement for Gas Content in Transformer Oil by Using Mechanical Vibration Method;
用机械振荡法测定变压器油含气量