单词 | folded-dipole antenna |
释义 | folded-dipole antenna [¦fōld·ǝd `dī´pōl an`ten·ǝ] ELECTROMAGNETISM A dipole antenna whose outer ends are folded back and joined together at the center; the impedance is about 300 ohms, as compared to 70 ohms for a single-wire dipole; widely used with television and frequency-modulation receivers. Also known as folded dipole. |
随便看 |
|
科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。