1、
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.
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2、
3、
Gas-filled lamp containing a tungsten filament and a small proportion of halogens.
含有钨灯丝和少量卤素的充气灯.
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5、
Paris Expo, at the Edison invented produced by the tungsten filament incandescent lamp.
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.
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