| 单词 | exponential reactor |
| 释义 | > as lemmasexponential reactor exponential reactor n. Nuclear Physics (now chiefly historical) an assembly of fissionable and moderating materials, which is given an independent source of neutrons and used for experimental work, although too small to sustain a chain reaction; = exponential pile n. ΚΠ 1951 A. H. Barnes et al. Exponential Exper. Argonne National Lab. 39/1 An exponential reactor may be formally defined as a small reactor constructed so that leakage prevents a chain reaction even if the reproduction factor K is greater than 1. 2017 D. N. Schwartz Last Man who knew Everything xvii. 206 Fermi calculated that the internal uranium lattice would result in a fully operational exponential reactor when the pile rose to seventy-six layers, just below twenty-seven feet high. < as lemmas |
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