It is a story of humanity coming to an end and everyone pinning their hopes on a group of astronauts who go out to explore space and spread humanity to another planet.
故事讲的是人类已经走到了尽头，所有人都把希望寄托在最后一小群宇航员身上，希望他们能探索外太空并把人类的火种传播到其他星球上。
On the sending end, the paper focuses on Error Control Coding, Waveform Shaping, Spread Spectrum and 8PSK modulation, etc.
在发送端，主要研究了差错控制编码，波形成形、扩频和8PSK调制等关键技术；
In the end, based on this method simulation is given for the finishing rolling natural spread model of Baosteel 2050, the results show that the methods proposed in the paper are feasible.
最后把基于此方法，对宝钢2050精轧自然宽展预报模型进行了仿真研究。研究结果表明，本文提出的方法是行之有效的。
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