| 单词 | selenium cell |
| 例句 | “That one, then. The roll unwinds. The selenium cells transform the light impulses into sound waves, and . . .” “And there you are,” Dr. Gaffney concluded. Brave New World 1932-01-01T00:00:00Z Stebbins of Urbana has been very successful in its application and he discovered the secondary minimum of Algol with the selenium cell. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z Moreover, the light passes right through the photograph and falls upon a mirror inside, off which it is reflected on to a selenium cell. Marvels of Scientific Invention An Interesting Account in Non-technical Language of the Invention of Guns, Torpedoes, Submarine Mines, Up-to-date Smelting, Freezing, Colour Photography, and many other recent Discoveries of Science 2011-11-19T03:00:24.517Z Form of selenium cell used by Bell and Tainter 110 54. Wireless Transmission of Photographs Second Edition, Revised and Enlarged 1919 The assistant had shoved the photograph into the holder from which each section was projected on the selenium cell screen. The Social Gangster All I've got to do now is to get my selenium cell simplified enough for commercial purposes! Phantom Wires A Novel A luminous ray falling on a selenium cell produces a variation of electric resistance, thanks to which a sound signal can be transmitted by light. The New Physics and Its Evolution If the light is varied properly, by any suitable means, a telephonic or other corresponding current is produced, which can be utilized by any suitable apparatus, thus requiring no battery but the selenium cell itself. Scientific American Supplement, No. 492, June 6, 1885 A selenium cell in its simplest form consists merely of some prepared selenium placed between two or more metal electrodes, the selenium acting as a high resistance conductor between them. Wireless Transmission of Photographs Second Edition, Revised and Enlarged 1919 Well," began the assistant, "this is a screen of very minute and sensitive selenium cells. The Social Gangster The sensitive selenium cell proved unreliable, however, and this means of communication was destined to failure. Masters of Space Morse, Thompson, Bell, Marconi, Carty Kennedy picked up the selenium cell and a long coil of fine wire which he placed in a bag. The Exploits of Elaine I use this current for actual working purposes, among others, for measuring the resistance of other selenium cells, with the usual Wheatstone's bridge arrangement, and for telephonic and similar purposes. Scientific American Supplement, No. 492, June 6, 1885 He took out a large instrument composed of innumerable coils and a queer battery of selenium cells. The Romance of Elaine Sequel to "Exploits of Elaine" The faithful little selenium cell burglar alarm had done the trick. The War Terror Meanwhile Clutching Hand himself had approached the table to recover his weapon and had noticed the queer little selenium cell. The Exploits of Elaine Then he came back and lifted his hat, hiding as much as possible the selenium cell, letting the light fall on it. The Exploits of Elaine But the field is yet open to others, for the discovery of a battery which may be still better for use with selenium cells. Scientific American Supplement, No. 492, June 6, 1885 There was not a soul in the room, nothing but the selenium cell, the chairs, the desk. The Exploits of Elaine |
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