... high pressure sodium floodlight 高压钠泛光灯 High pressure sodium lighting 高压钠灯 high pressure sodium bulb 高压钠泡 ...
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From above table, due to the high luminous efficacy XED energy-saving lamps, 150w XED special energy-saving lamp can replace 400w high High-pressure sodium lamp to gain the same road lighting effect.
从上表可以看出，由于XED特种节能灯的高发光效率，150w XED特种节能灯可替代400w高压钠灯，达到同样路面照明效果。
Based on the illumination and lifetime characteristics of street lights under different supply voltage, the best voltage supply for high-pressure Sodium lamps used in city street lighting is derived.
根据高压钠灯在不同电压下的照度及寿命特性，推导出路灯半夜灯的最佳供电电压。
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