BS 873-5:1983被替代
Road traffic signs and internally illuminated bollards. Specification for internally illuminated signs and external lighting luminaires
出版：British Standards Institution
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基本信息
标准编号： BS 873-5:1983
发布时间：1983/1/31 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：12
标准简介
General constructional requirements for signs incorporating a means of illumination, including requirements for electrical safety and light sources. Limits for the mean luminance and uniformity of luminance on the sign face are specified.
标准备注
© British Standards Institution 2013
