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所以你想想天体物理有多发达。你说的这些问题都不是事!
你想想宇宙微波背景辐射是多少年前的,不照样测到了……
再说个让你闭嘴惊艳的事实:
“As an example, if all the signal energy ever received from all the radio telescopes ever built (viewing objects other than the sun) were combined, there would not be enough total energy to melt a single snowflake.” -- Sancar J Fredsti
大意是说地球上所有目前建造的射电望远镜接收到的所有的能量甚至还不足以融化一片雪花。 热心网民 5小时前 0条评论
你想想宇宙微波背景辐射是多少年前的,不照样测到了……
再说个让你闭嘴惊艳的事实:
“As an example, if all the signal energy ever received from all the radio telescopes ever built (viewing objects other than the sun) were combined, there would not be enough total energy to melt a single snowflake.” -- Sancar J Fredsti
大意是说地球上所有目前建造的射电望远镜接收到的所有的能量甚至还不足以融化一片雪花。 热心网民 5小时前 0条评论
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