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| electron-beam heat treatment (【技】用高能量密度的电子束冲击金属表面，在极短的时间内达到相变温度范围，然后自冷淬火热处理的工艺。其中也包括电子束表面合金化处理。该法的主要优点是加热速度快、工件变形小、可获得细晶粒组织。) | |||
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