In The Optical Quality的意思|示意
美 / /
英 / /
论光学质量
In The Optical Quality的网络常见释义
在光学质量 Second optical design:in the optical quality, professional design with the second optical light lens, LED light source to form a rectangle spot on the road, to achieve uniformity of 0.7, far above the high-pressure sodium lamp of between 0.3 to 0.4.