【化】 光锥

这是因为光晕位于聚光灯照明的整个圆锥体中，除非我们告诉Blender不这么做。

aversion to light and tearing

Nozawa-Yoshzawa light trap

vehicle control, light-optical, agv

visible light

coefficient of light absorption【环境】

extra light calcined magnesia

circuit arrangement for light sources not otherwise provided for

ultraviolet light sensing tube