elastic foundation的用法和樣例：
例句
- This essay analyzes what causes the crack and calculates according to the elastic ground frame work.
摘要對裂縫的原因進(jìn)行分析并按彈性地基框架進(jìn)行計算。 - 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.
本文研究雙參數彈性地基上扁球殼的自由振動(dòng)頻率和振型，推導了計及地基慣性力影響的扁殼自由振動(dòng)控制方程。
