The reserve tanks at a reactor contain the same grade of water in terms of purity and chemical composition that are normally used in the core.
反应堆的储备箱里储备了与反应堆内同等纯度和化学构成的水。
On board, the way gaining high purity water is letting the fresh water produced by the distilling plant pass through the ion-exchange reactor.
船上获取高纯水的办法是：将蒸馏法海水淡化装置产生的淡水再经过离子交换器得到。
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