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In the mid 1940s the process to produce uranium- 235 was scaled up from lab to plant with a scale-up factor of 1061.Obviously this is a big risk, but so were the perceived returns.
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释义
40年代中期,生产U-235的工艺从实验室规模到工厂规模的放大系数是1061显然这是个大冒险,不过也收到了大回报。
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