该方案实现了轴颈的自动定位和测量，减小了人工测量误差，实用性较强。
With this scheme, the automatic positioning and measurement of the axle journal is realized, the manual measurement error is reduced, and the scheme is fairly practical.
介绍了曲轴连杆轴颈磨削的原理，对其常见的位置误差现象的形成原因进行了分析，并提出了相应对策和办法。
The grinding principle of crankshaft journal is introduced, the formation reason of position error is analyzed in detail, and the corresponding measures are proposed as well.
最后提出了减小曲轴主轴颈径向圆跳动误差的措施。
Finally, the measures to reduce the radial circle run-out error of the crankshaft main journal have be presented.
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