名词中文翻译
中文翻译：回火马氏体
同义词：
['tempering martensite']
例句：
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1.The steel was tempered to increase its strength and toughness.
钢材经过回火以提高其强度和韧性。
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2. In the process of manufacturing, the material is often tempered to improve its properties.
在制造过程中，材料经常被回火以改善其性能。
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3.The engineer used a special tool to temper the metal for the next step.
工程师使用特殊工具对金属进行回火，为下一步做准备。