The gears adopt optimum design of fine-depth teeth and shot peening treatment in order to decrease noise if gearing and increase the capacity.
各齿轮副均采用优化细长齿轮，并进行强化喷丸，有效降低啮合噪音、提高承载能力。
The variation of equivalent stress near the hole wall with the depth of the teeth pressed is analyzed.
详细分析了孔眼壁附近的等效应力随牙齿压入深度的变化关系。
The macro characteristics, micro morphology, metallographic structure and carburized layer depth of the fractured teeth were observed and analyzed.
对断齿齿面的宏观特征、微观形貌、显微组织和渗层深度进行了观察、测试与分析。
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