【机械工程】光源

关于岩石的材质，我复制了一些现有的图像加上滤镜，用了些时间做灯光效果和噪波。

特点：发光效率高,显色性好,近似于日光,寿命长,光通量高.

slip fitter street lighting

additional lighting in laying house【禽】

motorcycle head-lighting device

standby lighting

SPILLS for lighting pipes

lighting gas

dynamo-operated lighting device

commercial lighting【建】