normal mode frequencies

• 振动频率

normal mode frequencies的用法和样例：

例句

1. In this article, the molecular vibration frequencies are determined by Laman scatters experiment, then the molecular structure is obtained.
   该文通过样品实验，用拉曼散射测定分子的振动频率，进而分析出物质的分子结构。
2. The main object of this paper is to investigate the natural frequencies and model shapes offree vibrations of shallow spherical shells on the two-parameter elastic foundation.
   本文研究双参数弹性地基上扁球壳的自由振动频率和振型，推导了计及地基惯性力影响的扁壳自由振动控制方程。