Telegraphy

例句:

• American youths to-day are given, if of a mechanical turn of mind, to amateur telegraphy or telephony, but seldom, if ever, have to make any part of the system constructed. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Two methods of space telegraphy at sea. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The application was filed May 23, 1885, at the time he was working on induction telegraphy (two years before the publication of the work of Hertz), but the patent (No. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Electroplating became an art, and telegraphy sprang into active being on both sides of the Atlantic. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• An idea of their complexity may be gathered from the following, which is quoted from American Telegraphy and Encyclopedia of the Telegraph, by William Maver, Jr. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The first was to Lord Kelvin, the Nestor of physics in Europe, for his work in submarine-cable telegraphy and other scientific achievement. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Arduous work was at once resumed at home on duplex and quadruplex telegraphy, just as though there had been no intermission or discouragement over dots twenty-seven feet long. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• He took out a patent covering wireless telegraphy in 1891, but other matters were then absorbing his attention, and he was quite willing to yield that field to the brilliant Italian, Marconi. 鲁伯特·萨金特·荷兰. 历史性发明.
• Though the honor of inventing the art of wireless telegraphy is generally ascribed to Marconi, this is to give him more credit than he deserves. 佚名. 神奇的知识之书.
• Edison made another notable contribution to multiplex telegraphy some years later in the Phonoplex. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The record of wireless telegraphy has been in this way improved until now it has come into daily competition with other means of news sending. 佚名. 神奇的知识之书.
• Those were the early days of trade unionism in telegraphy, and the movement will probably never quite die out in the craft which has always shown so much solidarity. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Edison took out a patent covering wireless telegraphy before Marconi gave his name to the new means of communication. 鲁伯特·萨金特·荷兰. 历史性发明.
• Most of the time he was monkeying with the batteries and circuits, and devising things to make the work of telegraphy less irksome. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Professor Barlow's Demonstration that Telegraphy was Impracticable. 威廉·亨利·杜利特. 世纪发明.

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