并给出了射影平面上的所有相图。

All the phase diagrams on the projective plane are given.

youdao

它是过射影中心且平行于象平面的平面。

It is the plane through the center of projection parallel to the image plane.

youdao

它是过射影中心且平行于象平面的平面。

It is the plane through the center of projection parallel to the image plane.

youdao