When the lighting level falls below about 1 lux the cones cease to act.
当照度低于约1勒克司时，锥状细胞就不再起作用。
This paper discusses the changing rule of pupil size with the lighting level and different light color under the road lighting level.
探讨了瞳孔大小随照明水平和不同光色的变化规律。
In overcast conditions, light shelves cannot increase the lighting level; they operate most effectively when direct sunlight is available.
在阴天的情况下，光架不能增强室内的照明度；它们在有直接光照的情况下，才能起到很好的效果。
A complete redecoration of the office space has improved the wall reflectance within the space meaning the lighting can be dimmed to achieve the required maintained lighting level.
办公空间全面翻修后，空间内部的墙面反射度大大提高，就意味着调低照明亮度后，同样可以达到需要保持的照明度。
A complete redecoration of the office space has improved the wall reflectance within the space meaning the lighting can be dimmed to achieve the required maintained lighting level.
办公空间全面翻修后，空间内部的墙面反射度大大提高，就意味着调低照明亮度后，同样可以达到需要保持的照明度。
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