| 单词 | transducer |
| 释义 | transducer A device for converting a nonelectrical signal, such as sound, light, heat, etc., into an electrical signal, or vice versa. Thus microphones and loudspeakers are electroacoustic transducers . An active transducer is one that can itself introduce a power gain and has its own power source. A passive transducer has no power source other than the actuating signal and cannot introduce gain |
| 随便看 |
|
物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。