(a) Biology = reproduction rate n.; (b) Nuclear Physics = multiplication factor n. (a) at multiplication, n. compounds.
| 单词 | θ79740 |
| 释义 | the world > matter > physics > atomic nucleus > nuclear fission > [noun] > neutron ratio (4) reproduction factor1918 (a) Biology = reproduction rate n.; (b) Nuclear Physics = multiplication factor n. (a) at multiplication, n. compounds. multiplication factor1941 (a) Nuclear Physics the ratio by which the number of neutrons increases during a period equal to the lifetime of a neutron; (b) gen. a factor by… multiplication constant1945 the multiplication factor of a fission process. reproduction constant1950 = reproduction factor n. (b). |
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