原子反应堆需要一种合适的燃料。
原子反应堆需要一种适合的燃料。
我们第一个原子反应堆建于1958年。
我们第一个原子反应堆建于1958年。
依我看，原子反应堆是一种干净而安全的电能源。
As I see it, nuclear reactors are a clean and safe source of electricity.
这些元素用作原子反应堆的燃料，已变得非常重要。
These elements have become very important because of their use as fuels for nuclear, reactors.
这些元素用作原子反应堆的燃料，已变得非常重要。
These elements have become very important because of their use as fuels for nuclear, reactors.
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