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- Without use of electric lighting system 供应不用电的照明系统
- In the coming months electric lighting will be further extended. 在以后几个月中将有更多住户用上电灯。
- Economic analysis on electric lighting system in the building 电热供暖系统在房屋建筑中应用的经济分析
- An electric light glows when it is turned on. 当灯被打开时,它发出光亮。
- The light of a candle is dimmed by electric light. 烛光与电灯光相比,前者就显得暗淡无光了。
- Edison invented the electric light lamp. 爱迪生发明了电灯。
- Electric lights illumine our houses. 电灯照亮我们的房屋。
- Electric lights have replaced candles. 电灯已经取代了蜡烛。
- An electric light glows when it is turned on . 当灯被打开时,它发出光亮。
- They will install a heating and lighting system in our house. 他们将在我们家装上供热供电系统。
- The electric light bulb burnt out. 灯泡烧坏了。
- If you have no electric light you must use candles. 如果你没有电灯,你就必须用蜡烛。
- A socket for an electric light bulb. 电灯泡插座。
- Switch on the electric light, please. 请扭开电灯。
- Any electric light bulb will eventually burn out. 任何灯泡都有可能烧坏。
- What are the advantages of the electric light? 电灯的优点有哪些?
- This article introduced a intellectualized traffic light system's design. 本文介绍了一个智能化的交通灯系统的设计。
- Edison invented the electric light. 爱迪生发明了电灯。
- They fit up the house with electric light. 他们在屋里装上了电灯。
- An experimental solar lighting system in an above-ground cupola follows the sun with moving plastic mirrors. 在地面上一个钟形阁楼里的试验性太阳照明系统用移动的塑料镜跟踪太阳。