During a nuclear fission chain reaction, the tubes heat up to extremely high temperatures, and the way to keep them safe turns out to also be the way to extract useful energy from them.

核裂变连锁反应发生时，导管被加热到极其高的温度，将热量安全导出则意味着可以提取裂变产生的可利用能量。

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A fission reactor works by maintaining a controlled nuclear chain reaction.

一座裂变反应堆需要在可控的核裂变中运转。

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The numerical method of the statistics fluctuation problem of fission chain is studied for a fission system driven by a weak neutron source.

研究了弱中子源驱动下，裂变系统中子裂变链统计涨落问题的数值计算方法。

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The Daily Yomiuri continued to follow the government's moves to investigate the accident with a story about how Japan's Science and Technology Agency plans to exactly re-create the nuclear fission chain reactions that occurred at the plant--presumably under safer conditions.

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