mechanics quality的用法和樣例：
例句
- The research on the nano-multilayer films has attracted wide attention because of their anormal properties in physics and mechanics.
納米多層膜因常出現物理或力學性能的異常而成為薄膜研究的熱點之一。 - Current composite structure components mechanics research comes to relatively mature, but the joints research is relatively juvenility.
目前對組合結構構件的力學性能研究已經比較成熟，但是，節點的研究相對滯后。
