| 单词 | mirror galvanometer |
| 释义 | > as lemmasmirror galvanometer mirror galvanometer n. a sensitive galvanometer in which the reading is indicated by a beam of light reflected from a mirror attached to the magnetic coil which responds to the current, esp. that developed in around 1860 by William Thomson (Lord Kelvin) to detect signals carried by the transatlantic undersea telegraph cable. ΚΠ 1872 Scribner's Monthly Sept. 634/2 By the mirror galvanometer of Sir William Thomson..a ray of light is reflected from a minute mirror that is attached to a magnetic needle. 1953 Jrnl. Brit. Interplanetary Soc. 12 214 Frequency responses of a few hundred cycles per second may be obtained in conjunction with mirror galvanometers. 1992–3 Newfoundland Q. Winter 26 Upon seeing the first flickers on the mirror galvanometer he did not respond, but in great excitement rushed in to arouse his sleeping colleagues with the breathless words ‘the cable, the cable’. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。