martenite

例句：

1. 1. The steel was heated to a high temperature and then cooled rapidly to form martenite.
   钢材被加热到高温，然后迅速冷却以形成马氏体。
2. 2. The process of quenching is crucial in the formation of martenite.
   淬火过程对于形成马氏体至关重要。
3. 3. The martenite structure has unique mechanical properties that make it suitable for certain applications.
   马氏体结构具有独特的机械性能，使其在某些应用中具有优势。