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单词 background radiation
释义
background radiation
(once / 295483 pages)
n

WORD FAMILY
background radiation
USAGE EXAMPLES
Meanwhile, Central Park itself clocked in at 100 millirem per year, probably because of background radiation from granite found in the park.
Science Magazine(Jun 06, 2016)
But all that kind of adds together to create at least a background radiation of an allegiance.
Slate(May 25, 2016)
This might be a reading of air temperature, a measurement of background radiation, or variations in atmospheric noise.
BBC(May 17, 2016)
n radiation coming from sources other than those being observed
Hyper
background, background signal
extraneous signals that can be confused with the phenomenon to be observed or measured
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更新时间:2024/12/23 15:45:10