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1·The profiling error of a new type skiving hob with convex curved rake face is analyzed and the change law of profiling error affected by parameters is expounded.

对新型凸曲前刀面刮削滚刀的理论构形误差进行了全面分析，探讨了各特征参数对构形误差的影响规律。

2·Based on the simply introduction to the principle of profiling method, this paper analyses the source error of profiling method and gives some measures to reduce these error.

文章在简要介绍剖面测量基本原理的基础上，分析了剖面法的误差来源，提出了减少误差的措施。

3·Reason of error generated when axial compressor and TRT blades processed by profiling is analyzed.

分析了用靠模法加工轴流压缩机叶片及能量回收透平膨胀机叶片时产生误差的原因。