The initial simulation indicated that the shrinkage defects formed at the boss sections and the section near the connection of multi-diameter shaft.

初次模拟显示，在阶梯轴的凸台处与其临近连接的阶梯轴段会产生缩孔、缩松缺陷。

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The paper mainly introduces a kind of multi-tool built-up processing method for balanced shaft diameter of single cylinder engine.

本文主要介绍了单缸柴油机平衡轴两端圆柱轴径的一种多刀组合加工方法。

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