2005/04/09 | 各向同性现象[Isotropy]
类别(¤〖天文〗) | 评论(0) | 阅读(29) | 发表于 20:28
The premise that there is no preferred direction singled out in space (space looks the same in all directions about a point). Isotropy may be tested for by searching for anisotropy in the 2.7 K background radiation.
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