A. 草图+旋转 B. 草图+拉伸 C. 长方体 D. 圆柱
A. 球 B. 草图+旋转 C. 草图+拉伸
A. 对 B. 错
A. Statistical Package for Social Science B. Statistical Product and Service Solutions C. Statistical Project and Social Service D. Statistical Programm and Statistical Science