In the study of constant force grinding, a classification method for precision grinding states is presented based on analysis of grinding data in this paper.
结合恒力磨削的研究，提出了一种基于磨削数据分析的精密磨削状态识别方法。
Complete classification of affine spheres with constant cross section curvature in 4-dimensional affine space is given.
本文给出了四维仿射空间中具有常截面曲率的仿射球的完全分类。
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