| 单词 | billboard array |
| 释义 | billboard array [`bil´bȯrd ǝ`rā] ELECTROMAGNETISM A broadside antenna array consisting of stacked dipoles spaced one-fourth to three-fourths wavelength apart in front of a large sheet-metal reflector. Also known as bedspring array; mattress array. |
| 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。