下列对重影点及可见性判别的看法不正确的是( ) -题库考试答案搜索网

下列对重影点及可见性判别的看法不正确的是( )

单选题

2021-09-01 23:19

A、重影点在三对坐标值中,必定有两对相等
B、从投影方向观看,重影点必有一个点的投影被另一个点的投影遮住而不可见
C、判断重影点的可见性时,需要看重影点在另一投影面上的投影,坐标值大的点投影可见,反之不可见,不可见点的投影加括号表示
D、若两点位于同一条平行某投影面的投射线上,则这两点在该投影面上的投影重合,这两点称为该投影面的重影点

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正确答案

D

试题解析

标签：青书学堂内蒙古农业大学园林制图(高起专)

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