知乎专栏稿子:波束推进
emptymalei opened this issue · comments
写了篇稿子放在知乎专栏了
http://zhuanlan.zhihu.com/interimm/20626380
:seedling: The Book of Interplanetary Civilization;星际移民之书.
emptymalei opened this issue · comments
写了篇稿子放在知乎专栏了
http://zhuanlan.zhihu.com/interimm/20626380