Geometric errors are the most significant sources which affect the accuracy of ultra precision manufacturing tremendously. The spindle deviation is one of the main kind of them.
几何误差对超精密车床加工精度具有较大的影响，主轴偏角误差就是其中较为主要的一种。
The technology of the errors compensation of the machine tool may advance the manufacturing accuracy in the case of not adding greatly the cost.
利用机床误差补偿技术可以在成本投入不大的情况下提高加工精度。
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