标准能见度
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。
Spatial-temporal characteristic of meteorological visibility under fog and haze condition in Guangdong province In the past, the operational standard using relative humidity to discern fog and haze is commonly on the low side over the southeast coastal provinces.
广东省雾霾天气能见度的时空特征分析Ⅰ:季节变化而过去东南沿海各省不成文规定的用相对湿度区分的标准普遍偏低,区分霾和雾,应该根据影响天气系统的变化,结合各种判据来确定。
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