And then we have gas cooled reactors which can use supercritical carbon dioxide or helium.
然后我们有气体冷却反应堆，那能使用超临界二氧化碳或者氦。
A comparison is made between the characteristics and technical requirement of helium circulators used in the primary circuit of high-temperature gas cooled reactors.
本文还将这些特点和高温气冷堆一回路氦气风机的技术要求作了比较。
In nuclear reactors, graphite is used widely as moderators, reflectors, constructive materials of reactor core and fuel elements in high temperature gas cooled reactors.
石墨广泛地用做核反应堆慢化材料、反射层材料和堆芯结构材料，在高温气冷堆中还用来做燃料元件。
General Atomics has built more than five dozen small reactors over the years, mostly for research purposes, including two gas-cooled units.
通用原子公司已经在数十年内兴建了60座小型核反应堆，其中大多数处于研究目的，包括两座气冷堆。
General Atomics has built more than five dozen small reactors over the years, mostly for research purposes, including two gas-cooled units.
通用原子公司已经在数十年内兴建了60座小型核反应堆，其中大多数处于研究目的，包括两座气冷堆。
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