| English（英文原文） | 中文（中文翻译） |
|---|---|
| Thanks to advances in lighting technology, electric lighting uses less energy than it used to. Its contribution is quantified in terms of connected lighting power (lighting power density). | 得益于照明技术的进步，电照明比过去消耗更少的能源。其贡献以连接照明功率（照明功率密度）来量化。 |
| Strategies include: designing lighting systems to provide only the quality and quantity needed; selecting LEDs; ensuring lights only come on when and where needed; implementing daylighting and task lighting. | 策略包括：设计照明系统仅提供所需的照明；选择LED灯具；确保灯光仅在需要的时间和地点亮起；实施自然采光和局部照明。 |