because today's ceremony is being webcast, the lighting level had to be adjusted beyond that is allowable for viewing of the originals.
因为今天的典礼是在线直播,照明设备必须而且已经调整到超出观察原件的允许值范围之外。
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。
the resulting lighting level at the work surface is a consistent 80 foot candles.
工作面的照明水平相当于80英尺的蜡烛。
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。
the forceful electric power includes the design of low voltage distribution, lighting and earthing for lightning protection system. as well as computing charge, computing lighting level etc.