The LED display light pollution imperils the traffic safety brightness "overweight" the mess when ca
Datum:2011-08-16 14:46
s, and that has become a regulations blind spots. The international general light pollution into three classes, namely white pollution, artificial the day and the colourful pollution. And only to the white pollution in China at present the glass curtain wall have relevant regulation, the day and the colourful pollution of artificial still do not have relevant regulations.
Shanghai bureau of city greening and landscape place officials say, at present there is no related Shanghai LED display b
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