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关于介绍电灯的英语作文

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关于介绍电灯的英语作文
关于介绍电灯的英语作文
The invention of electric light
Before the advent of the electric light,the widespread use of lighting tools candles,kerosene or gas lamps.September 1878,Edison invented the electric light decision.He read a lot of books on electric lighting,determined to create a cheap,durable,and safe and convenient lamp.Edison made the light carefully summed up the failure of previous experience,to develop a detailed test plan.In 1879,after several experiments,Edison finally decided to make carbon wire filament.Electric light the most famous is a 19th century invention,Edison is also the most brilliant contributions to mankind.