Thomas Edison, who invented the incandescent filament lamp, made important contribution to science.
发明了白炽灯的托马斯·爱迪生，对科学作出了重要贡献。
The light of an electric lamp comes from an incandescent filament.
电灯光亮来自白炽灯丝。
The highest temperature-and thus the brightest light-that an incandescent lamp can achieve is the melting point of its tungsten filament.
一盏白炽灯所能达到的最高温度——即最大亮度——是其钨丝熔点的温度。
The light of an electric lamp come 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.
白炽电灯的关键部分是灯泡里的钨丝。
The light of an electric lamp come from an incandescent filament.
灯泡内缺乏空气就使灯丝不致烧掉。
The light of an electric lamp come from an incandescent filament.
电灯中用来传送电流的材料叫灯丝或金属丝。
Paris Expo, at the Edison invented produced by the tungsten filament incandescent lamp.
1878年巴黎世博会，展出了爱迪生发明的用钨丝制作的白炽电灯。
The light shape and the traditional incandescent lamp, it USES single filament, power of 4.4 watts, a service life of 40000 hours.
这款灯的外形与传统白炽灯相同，它使用单片灯丝，功率为4. 4瓦，寿命长达4万小时。
The light shape and the traditional incandescent lamp, it USES single filament, power of 4.4 watts, a service life of 40000 hours.
这款灯的外形与传统白炽灯相同，它使用单片灯丝，功率为4. 4瓦，寿命长达4万小时。
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