It's necessary to adopt power saving measures on lighting of urban roads, providing that it should meet the requirements of lighting standard and improve lighting quality.
在不降低照明标准、提高照明质量的前提下，对城市道路照明采取节能措施很有必要。
Added lighting quality option.
增加照明质量选项。
Intelligent lighting system could meet the lighting quality, and has good effect on energy saving.
智能照明系统在满足照明质量的前提下，具有良好的节能效果。
The research on the appraisal to the road lighting quality should use luminance standard and small target visibility level which are more conform to the human eye visual characteristic.
研究道路照明应以更加符合人眼视觉特性的亮度指标和可见度指标对道路照明质量进行评价。
The research on the appraisal to the road lighting quality should use luminance standard and small target visibility level which are more conform to the human eye visual characteristic.
研究道路照明应以更加符合人眼视觉特性的亮度指标和可见度指标对道路照明质量进行评价。
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