That in turn sits within a larger steel structure, the primary containment vessel.
上面的这些结构外面还有一个更大的钢结构主容器。
This primary containment vessel looks like an old-fashioned light bulb turned upside down and balanced on top of a doughnut.
这个主安全壳像一个被倒置的老式灯泡，在一个环状体的顶部保持平衡。
With the primary containment vessel of unit one still too full of steam, the radical decision was made to flood it with seawater.
当1号单元的主安全壳内充满了蒸汽，激进的措施是用海水进行灌注。
Primary containment vessels in units 1 and 3 are reportedly intact, but a structure in unit 2 has cracked, preventing water from fully covering the core.
报道中称1号和3号的反应堆外壳是完好的，但是2号反应堆中的某个构架被炸坏了，致使水无法完全淹没核心。
But the International Atomic Energy Agency (IAEA) has stressed the primary containment of all the structures remains intact, holding down any radiation release.
但是国际原子能强调主要外壳结构仍然完好，压制着辐射释放。
The reactor vessel is surrounded by a thick steel-and-concrete primary containment vessel, equipped with a water reservoir designed to suppress overheating of the vessel.
反应堆由一个钢与混凝土构成的厚实外壳(第一层安全壳)保护着，另外还配有一个蓄水库，防止反应堆过热。
Then you have a huge amount of radioactive gases and particles, and if the primary and secondary containment fails, you have a large amount of radioactive gases escaping into the environment.
这会产生大量的放射性气体和颗粒，如果第一层和第二层安全壳都失效的话，大量放射性气体便会泄漏到外界。
The entire primary loop of the nuclear reactor - the pressure vessel, pipes, and pumps that contain the coolant (water) - are housed in the containment structure.
整个最初的核反应循环是这样的——高压管、管道、泵、冷却剂(水)——这些被安装在容器型建筑中。
Obviously water is being removed from the primary system, flooding into the containment and entering into the containment sump which is in the basement where all the water essentially ends up.
很明显主系统的水是要除去的,涌入容器里,进入容器的池里,那是在底下，所有的水,最后都会到那去。
Are the barriers intact? Clad, primary systems, secondary, containment.
这些障碍是完整的吗，覆盖层，主系统，次级系统，容器。
Are the barriers intact? Clad, primary systems, secondary, containment.
这些障碍是完整的吗，覆盖层，主系统，次级系统，容器。
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