单词 | pico-curie |
释义 | > as lemmaspico-curie pico-curie n. Brit. /ˈpiːkə(ʊ)ˌkjʊəri/ , /ˈpiːkə(ʊ)ˌkjɔːri/ , /ˈpʌɪkə(ʊ)ˌkjʊəri/ , /ˈpʌɪkə(ʊ)ˌkjɔːri/ , U.S. /ˈpikoʊˌkjʊri/ , /ˈpikəˌkjʊri/ , /ˈpaɪkoʊˌkjʊri/ , /ˈpaɪkəˌkjʊri/ ΘΚΠ the world > matter > physics > atomic nucleus > measurement of ionizing radiation > [noun] > units of radioactivity megacurie1947 curie1954 pico-curie1960 Becquerel1975 Bq1975 1960 Science 2 Dec. 1666/2 Since the overall recovery and counting efficiency..was found to be 46 percent, the counts per minute are equal to picocuries of activity. 1994 N.Y. Times 25 Jan. c4/6 Radon concentrations in homes are measured in picocuries per liter. < as lemmas |
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