projection angle

例句：

1. 1. projection angle
   投影角度
2. 2.ray angle
   射线角度
3. 3. incidence angle
   入射角
4. 1.The projector's lens is responsible for the precise projection of images onto the screen.
   投影仪的镜头负责将图像精确投射到屏幕上。
5. 2. The angle between the two rays determines the direction of the light.
   两束光线之间的夹角决定了光线的方向。
6. 3. The angle at which the sun rises and sets is known as the ecliptic angle.
   太阳升起和落下的角度被称为黄道夹角。