The machine tool spindle radial motion error is measured online under the condition of workpiece being manufactured.
在机床加工工件时，实时测量机床主轴的径向运动误差。
The profile error of workpiece is separated by error separation technique to realize the online measurement of spindle radial motion error.
采用误差分离技术将工件的形状误差从所测信号中分离出来，实现在线测量主轴的径向误差运动。
According to variance changing laws of a precise rotor radial rotating error motion, it can be proved that the rotor's motion track is characterized by fractional Brownian motion.
通过分析某精密转轴轴心径向回转误差运动轨迹的方差变化规律，证明该轴的回转运动具备了分数布朗运动的基本特征。
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