单词 | steradian |
释义 | steradian Symbol sr. The supplementary SI unit of solid angle equal to the solid angle that encloses a surface on a sphere equal to the square of the radius of the sphere |
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。