托马斯阿尔瓦爱迪生是位举世闻名的美国电学家和发明家，他除了在

留声机、电灯、电话、电报、电影等方面的发明和贡献以外，在矿业、建筑

业、化工等领域也有不少著名的创造和真知灼见。爱迪生一生共有约两千项

创造发明，为人类的文明和进步作出了巨大的贡献。-Thomas Alva Edison is a world-famous scientists and inventors in the United States power, he in addition to the phonograph, electric, telephone, telegraph, film, etc. outside of the invention and contribution, in the mining, construction and chemical industry there are many well-known creation and insights. Edison lifetime total of about 2000 innovations and inventions of human civilization and progress made great contribution.