This article suggests that lightingpower 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。
2
The lightingpower and the emitted spectrum of the sample were tested. The effect of additive on the property of luminous plastic were examined.
通过制品的性能测试对其发光亮度、发射光谱,影响制品主要性能的因素进行了探讨。
3
LED street lamps, tunnel lights, outdoor landscape lights, outdoor lighting systems, protection of LED outdoor lightingpower supply system from lightning damage.