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主题:朝鲜有没可能把氢弹搞出来? -- 陈经

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家园 美国曼哈顿计划花费大约 $20 billion.

The GDP of US in 1945 is about $2 trillion. Given the economic situations at that time in China, Chinese Atom project should have cost much more than 1% of GDP of China.

http://www.brookings.edu/about/projects/archive/nucweapons/manhattan

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