| 单词 | controlled thermonuclear reactor | 
| 释义 | controlled thermonuclear reactor [kǝn¦trōld ¦thǝr·mō`nü·klē·ǝr rē`ak·tǝr]  NUCLEONICS The heart of a fusion spacecraft propulsion system, based on the thermonuclear reaction of deuterium with a helium-3 isotope to produce helium-4 and protons. Abbreviated CTR.  | 
	
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