动词短语
中文翻译：通过硬化
同义词：
['thoroughly harden', 'undergo hardening', 'undergo the process of hardening']
例句：
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1. The metal was subjected to a high temperature for thorough hardening.
金属被置于高温下进行了充分的硬化处理。
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2.During the manufacturing process, the material undergoes hardening to achieve its final properties.
在制造过程中，材料经历硬化过程以获得其最终性能。
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3. The steel is subject to a process of hardening before it can be used in construction.
钢材在用于建筑之前需要经过硬化处理的过程。