文章摘要信息 关键词 ： 动力学；渗碳齿轮；强度；失效形式 [gap=896]Keywords : dynamics;carburized gear;strength;failure forms
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这种新技术已应用于生产，取得提高渗碳齿轮质量，重现性好和显著节能的效果。
Applied in practice, this new technique has achieved good effects of quality-improving of carburizing gears, reproducability and energy-saving.
通过对在疲劳载荷作用下渗碳齿轮钢次表层亚结构的观察发现有持续滑移带形成。
The persistent slip bands were determined by the observations of the substructure near the surface of gear steels on fatigue load.
通过生产中的试验例证和检验结果，针对《汽车渗碳齿轮金相检验》标准中“马氏体级别”的概念和评级方法进行了分析和讨论。
The concept and grading method of the "martensitic grade" in the standard of "Metallographic test for Carburizing Auto Gear" were analyzed and discussed according to the experience and test results.
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