请输入您要查询的字词:

 

单词 YY Orionis star
释义
YY Orionis star

Astronomy
  • A subtype of the irregular Orion variables, related to the T Tauri stars; abbr. IN(YY). Their spectrum shows absorption on the long-wave side of the emission lines, indicating an infall of material.


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 15:24:32