短语词组短語affine principal curvature 倣射助率affine mean curvature 倣射平均曲率affine princial curvature 倣射主曲率total affine curvature [數]倣射全曲率radius of affine curvature [數]倣射曲率半逕mean affine curvature 平均倣射曲率 返回 affine curvature