pure stress的用法和樣例：
例句
- A simple normal or direct stress produces a certain elongation or contraction of the material.
單純的正應力使材料產(chǎn)生一定的伸長(cháng)或縮短。 - The condition of uniaxial stress is closely approximated in prismatic bars subjected to pure axial tensile or compressive ioading.
承受單純軸向拉伸和壓縮的棱柱桿十分近似地處于單軸的應力狀態(tài)。
