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- The light of an electric lamp comes from an incandescent filament. 电灯光亮来自白热的灯丝。
- The light of an electric lamp come from an incandescent filament. 电灯光亮来自白热的灯丝。
- electric lamp filament 电灯丝
- An electric lamp is brighter than a candle. 电灯比蜡烛明亮。
- The electric lamp burns brightly. 电灯照得通亮。
- Insects swarmed round the electric lamp. 小虫子成群地在电灯周围打转。
- Edison invented the electric lamp. 爱迪生发明了电灯。
- A lot of electric lamps illumined the stage. 舞台由许多电灯照亮。
- A reusable electric lamp that produces a bright continuous light for photographic illumination. 摄影用超压强烈溢光灯,照相泛光灯用于摄影照明的、可产生持续明亮光线的可再次使用的电灯
- An American, Edison, invented the first small electric lamp. 美国人爱迪生发明了第一只小电灯泡。
- An American,Edison,invented the first small electric lamp. 美国人爱迪生发明了第一只小电灯泡。
- As early as the 1870's people invented the electric lamp. 早在十九世纪七十年代人们就发明了电灯。
- Incandescent lamp: A general term for electric lamp which consists essentially of a glass or quartz bulb, filled with an inert gas, in which a filament, commonly of tungsten, gives off light when it is heated to incandescence by an electric current. 白炽灯:电灯的通称;它有着玻璃或石英圆壳,充满惰性气体,其中的金属丝常用的是钨丝通过电流加热至白炽而发出光量。
- A device that automatically switches an electric lamp off and on, as in a commercial display sign. 闪光装置如广告宣传告示上的一种自动点燃或熄灭电灯的装置
- An adjustable electric lamp can be placed in various positions. 可供调节的电灯可以被安放在不同位置。
- Guangzhou Lixing Light Electricity Lamp Co., Ltd. 广州市丽星光电灯饰有限公司。
- Two main types of products are made by powder metallurgy. They are: materials which cannot be easily made any other way, for example, porous bears and filters, metallic friction materials, abrasive tools, electric lamp filaments, 粉末冶金主要用来生产两大类产品,它们是:用其他方法不易制造的产品,如多孔轴承和过滤器,金属摩擦材料,研磨工具,电灯丝,
- There are electric lamps in the street. 街上有灯。
- There is not much air inside an electric lamp,we have to take it out. 灯泡里的空气并不多,我们必须把它抽出来。
- There are electric lamps in the streets. 街上有电灯。