Fleming valve
English
Etymology
Invented in 1904 by John Ambrose Fleming.
Noun
Fleming valve (plural Fleming valves)
- An early kind of vacuum tube.
| 单词 | Fleming valve |
| 释义 | Fleming valve
|
| 随便看 |
国际大辞典收录了7408809条英语、德语、日语等多语种在线翻译词条，基本涵盖了全部常用单词及词组的翻译及用法，是外语学习的有利工具。