a nuclear reactor in which nuclear fissions are caused by neutrons that are slowed down by a moderator
双语例句
1
So typical moderators in reactorsthermalreactors are deuterium and hydrogen.
所以在反应堆里，典型的慢化剂,热能反应堆是氘和氢。
2
So they canconsume many of the long-lived radioactive materials that thermalreactors cannot.
因此，它们可以消耗传统反应堆不能消耗的长期存在的放射性材料。
3
Enrichment as you know is an important step for light water reactors. We have to take 0.7% uranium two thirty five ore and enrich it to 4 or 5% for fuel to be used in thermal light water reactors.