• 2022-05-31
    求截切圆柱的H面和W面投影。[img=133x162]180340269d77954.jpg[/img]
    A: [img=300x296]18034026aac109c.jpg[/img]
    B: [img=300x296]18034026beb32d7.jpg[/img]
    C: [img=300x296]18034026d88ede5.jpg[/img]
    D: [img=300x296]18034026e554c1f.jpg[/img]
  • 举一反三