照明功率密度（ LPD ）的定义：建筑的房间或场所，单位面积的照明安装功率（含镇流器,变压器的功耗），单位为：瓦/平方米。 LPD： Lighting Power Density
该文建议应采用照明功率密度(LPD)作为隧道照明的节能评价指标。
This article suggests that lighting power density (LPD) should become the evaluating index of tunnels energy-saving lighting.
该文建议应采用照明功率密度（LPD）作为隧道照明的节能评价指标。
The lighting power density (LPD)of general lighting in room or place is taken as the criterion of energy efficient lighting.
标准中规定的办公建筑照明功率密度设计指标其效率等级已达到国际先进水平。
The LPDs of office buildings in this standard have reached the international advanced lever.
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