题目
关于电视发明的英文短文
提问时间:2021-03-31
答案
who invent television?
Paul Nipkow a German inventor who developed an electromechanical television system in 1884.
Boris Rosing,who had developed a television system in Russia 1907,utilizing a mechanical disc for its camera and cathode-ray tube for its receiver.
T Farnsworth who as an American 15 year old boy in 1922 described the workings of an electronic TV system,and went on to transmit a TV image in 1927 using his system.
Charles F.Jenkins an American who in 1923 developed a working Nipkow disk system.
.
Vladimir Zworykin who on leaving Russia to work in the United States,was granted a patent in 1923 for his development of a television system that undoubtedly paved the way for all future electronic television systems.
John Logie Baird in Great Britain 1925-26 with his Nipkow disk system,transmitting a dummies head and moving images.
Kenjito Takayanagi of Tokyo Japan who in 1926 used a cathode-ray tube to display transmitted images of Japanese writing.
E.F.W.Alexanderson who in 1928 demonstrated the first home television receiver in Schenectady,New York using a 3" screen.
Paul Nipkow a German inventor who developed an electromechanical television system in 1884.
Boris Rosing,who had developed a television system in Russia 1907,utilizing a mechanical disc for its camera and cathode-ray tube for its receiver.
T Farnsworth who as an American 15 year old boy in 1922 described the workings of an electronic TV system,and went on to transmit a TV image in 1927 using his system.
Charles F.Jenkins an American who in 1923 developed a working Nipkow disk system.
.
Vladimir Zworykin who on leaving Russia to work in the United States,was granted a patent in 1923 for his development of a television system that undoubtedly paved the way for all future electronic television systems.
John Logie Baird in Great Britain 1925-26 with his Nipkow disk system,transmitting a dummies head and moving images.
Kenjito Takayanagi of Tokyo Japan who in 1926 used a cathode-ray tube to display transmitted images of Japanese writing.
E.F.W.Alexanderson who in 1928 demonstrated the first home television receiver in Schenectady,New York using a 3" screen.
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
最新试题
热门考点
- 1一台电视机八五折出售后,比原来便宜了300元,这台电视机原价多少
- 2SiO2+CuO方程式
- 3few of them were interested in the old sto
- 4根据材料四概括指出英国治理环境问题的主要特点是什么
- 5用吸管吸饮料料是外界大气压压进去的,还是液面上压强的作用?为什么在一个封闭的易拉罐加热,气压会增大
- 6岛津GC2010气相色谱仪,RTX-1毛细管柱检测溶剂成分,与甲苯出峰时间类似的物质有哪些?
- 7请问这个字念什么?左边一个(酉)右边一个(先)就是这个字(酉先)请用拼音拼出来,
- 8生物按界门纲目科属种是怎么分的``````
- 9育红小学买来50个小皮球和3个排球,共用去146元.每个排球的价钱比30个小皮球的价钱还多2元.
- 10已知函数fx=2根号3sinxcosx+cos2x~sin2x求fx的最小正周期