工作面的照明水平相当于80英尺的蜡烛。
The resulting lighting level at the work surface is a consistent 80 foot candles.
探讨了瞳孔大小随照明水平和不同光色的变化规律。
This paper discusses the changing rule of pupil size with the lighting level and different light color under the road lighting level.
» 外部照明水平将会减少尽可能多地又不损害安全和保障。
Outside lighting levels will be reduced as much as possible without compromising safety and security.
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