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单词
slowing-down density
释义
slowing-down density
slowing-down density
[
¦slō·iŋ ¦dau̇n ′den·səd·ē
]
(nucleonics)
A measure of the rate at which neutrons lose energy in a nuclear reactor through collisions; equal to the number of neutrons that fall below a given energy per unit volume per unit time.
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更新时间:2026/3/15 6:53:45