elastic -- plastic的用法和樣例：
例句
- Springback is an inevitable physical phenomenon in the metal sheet elastic and plastic forming.
回彈現象是金屬板料彈塑性成形過程中不可避免的物理現象。 - Results of simulations of unaxial compression and decompression tests were reported for a 3D system of elastic-perfectly plastic spheres.
首先介紹了基於理論接觸力學導出的顆粒彈塑性接觸模型，進而闡明了基於顆粒離散元法對顆粒物質准靜態變形模擬的基本方法。
