The earliest production reactors necessarily used normal uranium as fuel.

最早为生产用的反应堆，必须使用普通铀作为燃料。

youdao

Such a concentration of uranium means the lifetime cancer risk in the village was more than 153 times higher than in the normal population.

如此高的铀浓度意味着该村庄的人患终身癌症的风险超过普通人群的153倍。

youdao

Under the normal mining condition and 95% the utilization rate of the uranium resource in 320 uranium Deposit, 0.045% as the marginal grade is recommended.

在320铀矿床常规开采条件下，要求铀矿资源(金属量)利用程度不低于原情况的95%时，选择的边界品位为0.045%。

youdao

Normal fission involves breaking uranium or plutonium atoms up by hitting them with neutrons.

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The phosphate rock industry there (extracted to use in fertilisers) leaves a waste called phosphogypsum. this is around and about 30 parts per million (ppm, and normal soil is about 3 ppm) uranium and it can most certainly be processed to extract that.

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