The entire "hardware" of the nuclear reactor - the pressure vessel and all pipes, pumps, coolant (water) reserves, are then encased in the third containment.
核子反应堆全部的“硬件”——压力管，所有的管道，泵、冷冻剂(水)储备，通通放入第三个容器。
2
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。
3
The spike in measured radiation levels may indicate damage to the nuclear fuel containment vessel.