名词
中文翻译：硬化点
同义词：
['hardness point', 'hardening point', 'hardness point']
例句：
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1. Thesteel is being hardened at a temperature of 1200°C.
这种钢正在1200摄氏度下进行硬化处理。
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2. The material has reached its hardening point.
该材料已达到其硬化点。
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3. The process of hardening the metal requires precise control over the temperature.
金属硬化过程需要精确控制温度。