In order to facilitate the shorthand, special gifts of time orientation formula: binary sun, 12 referred to the north is calculated according to the 12 morning, afternoon with doubleorientation.
为了便于速记此法,特赠定向口诀:时间折半对太阳,12所指是北方上午计算按12,下午加倍定向同。
3
The algorithm behind the 3d double-curvature design registers the intensity and orientation of light rays and assigns them to geometric principles.