作茧自缚
发表于 2025-3-30 09:31:34
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aquatic
发表于 2025-3-30 16:14:49
,Shannon’s Theorem, 1s are transmitted as two different signals to the receiver station on Earth (the Jet Propulsion Laboratory of the California Institute of Technology in Pasadena). On arrival the signal is very weak and it must be amplified. Due to the effect of thermal noise it happens occasionally that a signal w
正式通知
发表于 2025-3-30 18:32:14
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