heat-treatment toughening
heat-treatment toughening
热处理增韧
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The effect of heat treatment process on microstructure and mechanical properties of bearing steel was studied, and the mechanism of strengthening-toughening of the steel was also discussed.
研究了热处理工艺对渗碳轴承钢组织、力学性能的影响规律，并探讨了强韧化机制。
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