The reactor core which includes these rods, and the water it sits in, are contained within a thick steel pressure vessel.

这些燃料棒就是反应堆的核心，它位于水中，并包裹在厚厚的钢制压力容器中。

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The nuclear fuel is encased in hard alloys to construct fuel rods; the reactor core that these rods make up, and the water it sits in, are contained within a steel pressure vessel.

核燃料的形式是在硬合金包裹下的燃料棒；并且这些燃料棒放在水中，外面还有一层钢压力容器。

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Currently, the energy contained in this released pressure is wasted.

通常，释放压力中含有的能量就这样白白浪费了。

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The FBI said late Tuesday that what appeared to be fragments of ball bearings, or BBs, and nails had been recovered and had possibly been contained in a pressure cooker.

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At least one was a pressure cooker that contained BBs and nails, the affidavit said.

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Remember that winter gasoline will pressure up as the weather heats up, and the contained butane will start to vaporize out of the mix.

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