钚是在核裂变过程中产生的，所以在所有的反应堆中都存在---燃料在反应堆内烧的时间越长，产生的钚就越多，最高可以到1%。

Plutonium is produced during nuclear fission, so is present in all reactor cores - the longer the fuel has been there, the more plutonium will be present, up to about 1%.

youdao

在核聚变发电厂建成之前，加速器还可以用来清理核裂变。

Until fusion power plants are built, accelerators can be used to clean up the fission ones.

youdao

有些核裂变产生的副产品自身具有放射性。这些物质的衰变，也在产生热能。

Some byproducts of the nuclear fission are themselves radioactive.These decay, producing heat.

youdao

If the body view adds the no branching principle, then we can say,look,in the case of this sort of splitting-- This example is known in the to philosophical literature as fission, like nuclear fission when a big atom splits into two.

如果肉体理论加入无分支原则，我们就能说，在这种分裂的情况下-,这种分裂在哲学文献中叫做裂变，就像原子一分为二的核裂变。

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