Now let me go over boiling water reactors and then we'll do pressurised water reactors.

现在，我们回顾一下沸水式反应堆，我们会做一个压水式反应堆。

youdao

Boiling water reactors are somewhat different and we'll discuss in greater detail how these systems work but let me just contrast them for you.

沸水反应堆是有点不同的，我们会在详细的讨论这些系统是如何，工作的，但是让我将它们进行对比。

youdao

And it originally started with boiling water reactors back in the late nineteen seventies where they had, for the pumps, they had debris screens.

它最初开始时沸水式反应堆，在1970年代晚期，那里他们有，对于泵而言，他们有碎片屏幕。

youdao

Seven boiling water reactors at the Fukushima Daiichi plant and the neighbouring Fukushima Daini plant, both operated by Tokyo Electric Power (Tepco), shut down on Friday.

BBC: Japan quake: Nuclear closures to cause power shortages

There are a number of different reactors in use, most commonly water-cooled pressurised or boiling water reactors - though other reactor types are kept cool with the help of liquid metal, gas or molten salt.

BBC: Will Japanese crisis curb the rise of nuclear power?

Mr Ishizuka acknowledges that the company is taking a risk, though given that Hitachi knows how to build advanced boiling water reactors and that it now owns the land on which to build them, he is firmly optimistic.

BBC: Hitachi's nuclear deal still faces hurdles