单词 | becquerel |
释义 | becquerel/ˈbɛkərɛl /(abbreviation Bq) noun Physics The SI unit of radioactivity, corresponding to one disintegration per second.This box, designed to monitor gamma radiation, in itself contained enough strontium 90 to emit 500,000 becquerels of radioactivity....
OriginLate 19th century: named after A.-H. Becquerel (see Becquerel, Antoine-Henri). |
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