作业帮 > 英语 > 作业

Edison is a great scientist,He was born in 1847.He is a worl

来源:学生作业帮 编辑:搜搜考试网作业帮 分类:英语作业 时间:2024/07/04 18:34:58
Edison is a great scientist,He was born in 1847.He is a world-famous scientist and inventor power of the United States, as the "King of the invention of the world." In addition to his phonograph, electric, cable, film, and other aspects of the invention and contribution to, in the mining, construction, chemical industry and other fields also have a lot of ideas and the creation of a well-known. Edison lifetime total of about 2000 invention of human civilization and progress made tremendous contributions.
Edison is also a great entrepreneur, in 1879, founded the Edison, "Edison Electric Light Company," in 1880, incandescent sale, in 1890, Edison has set up its business to become Edison General Electric Company. In 1891, Edison's fine filament, high-vacuum incandescent bulbs to obtain a patent. In 1892, Houston ? Tom Edison power company and the merger of lighting set up General Electric, General Electric started in the electrical field of up to a century of dominance.
It was compiled some statistics: Edison's invention of life, in the Patent Office has officially registered about 1,300. In 1881 he invented a record year. This year, he had invented an application on file for the 141, with an average every three days there is a new invent 的意思
Edison is a great scientist,He was born in 1847.He is a worl
爱迪生是一个伟大的科学家,他出生于1847年.他是世界著名的科学家和发明家,是美国发明界的中坚力量,被誉为世界发明“大王”.
除了他的留声机,电,有线电视,电影和其他方面的发明和贡献;在采矿,建筑,化工等领域,他也有很多想法和众所周知的贡献.
爱迪生一生共约2000个发明,让他的为人类文明作出了巨大贡献.
爱迪生是一个伟大的企业家,并于1879年创立了“爱迪生电灯公司”,于1880年销售白炽灯,1890年爱迪生已经设立了业务,成立了爱迪生通用电气公司.1891年,爱迪生的优质灯丝、高真空白炽灯泡获得专利.1892年,休斯敦汤姆爱迪生电力照明公司和通用电气公司成立,通用电气公司合并,开辟了世界电力主导的新纪元.
有人作过统计:爱迪生的生活发明,在专利局正式登记的约1300个.1881年,是他的发明创纪录的一年.今年,他已经提交了141个发明申请文件,平均每三天有一个新的发明诞生.