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- IES Guidelines for Unit Power Density(UPD) for New Roadway Lighting Installation：1990. 高效率照明技术开发四年计画，经济部能源局。
- Photocontrol RYG-B/E with graceful appearance ,and good gloss,Photocontrol RYG-B/E mainly apply to: Roadway Lighting,Building Perimeter Lighting,Outdoor Advertising Signs,parking lot lighting. 公司名称：乐清市瑞阳电子开关厂(路灯光控开关,人体感应开关,声光控开关,时间断路器,人体感应报警器,调光调速开关
- Le hundred little use of the miners lamp light source, roadway lights, searchlights, lamps, flashlights and other products have been widely recognized by customers. 使用乐百利特光源的矿灯、巷道灯、射灯、路灯、手电筒等产品已得到客户广泛认同。
- Roadway Lighting Equipment - Luminaire Attachments 道路照明设备。照明设备附件
- Roadway Lighting Equipment - Multiple Sockets 道路照明设备。并联插座
- A study of the visibility of roadway lighting 道路照明可见度研究
- Roadway Lighting Equipment - Luminaires Voltage Classification 道路照明设备。光源电压分类
- Roadway lighting equipment - Enclosed architectual luminaires 道路照明灯。封闭式结构照明灯
- Roadway lighting equipment - Enclosed post top-mounted luminaires 道路照明设备。封闭接线端安装的灯具
- Enclosed Architectural Luminaires for Roadway Lighting 道路照明用的封闭结构光源
- Enclosed Post Top Mounted Luminaires in Roadway Lighting Equipment 道路照明设备中封闭柱状顶端固定的光源
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- Application of PLC in the City Roadway Light Control System PLC在城市路灯控制系统中的应用
- A raised roadway, as across water or marshland. 堤道加高的行道，如穿过水洼或沼泽的道路
- Don't stop on the roadway; move in to the side. 别在车行道上停留;到边上来。
- Roadway Lighting Equipment - Series Sockets and Series-Socket Receptacles 道路照明设备系列插座和系列插座孔
- Roadway lighting equipment - High-pressure sodium lamps - Guide for selection 道路照明设备。高压钠灯。选择指南
- The portrait shows fine effects of light and shade. 这幅肖像画的浓淡色调表现得很好。
- Mercury Lamps Used in Roadway Lighting Equipment, Guide for the Selection of 用于道路照明设备的汞灯选择指南
- A red light is usually a signal of danger. 红灯通常是危险的信号。
