桑迪亚原型的太阳能采集器有一个约20平方米（215平方英尺）的面积，用于一个啤酒桶大小的反应堆。

The Sandia prototype's solar collector has an area of about 20 square meters (215 square feet) for a reactor the size of a beer keg.

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另一种通讯方法可能是使用诸如现在为核聚变反应堆开发的那些非常强大的脉冲激光器。

Another method of communication could be through the use of incredibly powerful pulsed lasers, such as those now being developed for nuclear fusion reactors.

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他说，目前使用冷凝器的部分新反应堆也做了其他设计上的变更，使冷凝器更加适用。

Some new reactors that now use condensers have other design changes that make the condenser more appropriate, he said.

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