| 摘要 |
In a gas cooled nuclear reactor, especially one wherein the coolant is compressed, heated, and expanded through a heat utilisation plant, prior to entry to the nuclear reactor, that is one wherein the reactor is used for reheat, the moderator is cooled by a bleed by passing part of the compressor. The moderator coolant ducts are preferably convergent step wise in the direction of coolant flow through them.
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