这一过程大约需要： [ ext{所需时间} = rac{1024 ext{GB}}{50 ext{MB/s}} imes 1000 approx 20480 ext{秒} approx 5.7 ext{小时} ] 而如果选择人肉送盘，假设从北京送到上海 ...

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据科学家估计，宇宙中含有大约1000亿个恒星系，每个恒星系中含有数十亿颗恒星，每颗恒星周围还可能有多颗行星、小行星、卫星等天体。这样的 ...