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| bright heat treatment (【技】使钢或工件的表面保持热处理之前的光亮表面或者原有氧化膜被还原而得到光亮表面的热处理工艺。如光亮淬火、光亮回火等。光亮热处理通常在保护气氛或真空中进行。) | |||
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