请输入您要查询的字词:

 

单词 Mills cross
释义
Mills cross

Astronomy
  • A design of radio interferometer consisting of numerous antennas arranged in two arms in the form of a cross oriented north–south and east–west. It can be configured to produce either a pencil beam or a fan beam. The original Mills Cross, in Sydney, had 500 half-wave dipoles placed along two arms 457 m long. The Mills cross is named after its designer, the Australian radio astronomer Bernard Yarnton Mills (1920–2011).


随便看

 

科学参考收录了60776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。

 

Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号 更新时间:2024/12/25 2:58:35