• 2022-07-28
    下面哪一项是点A(10,0,30)的三面投影?
    A: [img=512x455]1803b88724c9ec0.bmp[/img]
    B: [img=504x451]1803b887499bd98.bmp[/img]
    C: [img=509x439]1803b8877778c09.bmp[/img]
    D: [img=505x439]1803b8879e09fd2.bmp[/img]