Well, that's because my line is perpendicular to the normal vectors, so it's parallel to the planes it's parallel to all the planes Now, why is it in the planes instead of parallel to them?
那是因为这条线垂直于全部法向量，所以它平行于全部平面，所以它平行于全部平面，为什么它在面内而不是平行于该面？
In perspective rendering one of several imaginary planes perpendicular to the line of vision between the viewer and the object being depicted.
轮廓，平面图概略在透视的图表中，与被描述的观察者和物体之间的视觉线垂直的虚构位面之一。
In perspective rendering, one of several imaginary planes perpendicular to the line of vision between the viewer and the object being depicted.
轮廓，平面图概略：在透视的图表中，与被描述的观察者和物体之间的视觉线垂直的虚构位面之一。
The planes are laid out perpendicular to the Camera's direction and are measured from the its position.
平面是布置在与相机的方向垂直的位置，并从它的位置测量。
The planes are laid out perpendicular to the Camera's direction and are measured from the its position.
这两个平面垂直于相机的方向，并且由相机的位置来确定。
The surface shall be containedbetween two parallel planes 0.1 apart and perpendicular to the datum axis A.
表面必须处在与基准轴线A垂直的两个相距0.1的平行平面之间。
As to the common perpendicular plane of the two planes, some discussionis made in detail.
关于两平面的公垂平面，也作了详细的说明和论证。
As to the common perpendicular plane of the two planes, some discussionis made in detail.
关于两平面的公垂平面，也作了详细的说明和论证。
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