| 单词 | xrf |
| 释义 | > as lemmasXRF XRF n. X-ray fluorescence. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > intensity of light, luminosity > [noun] > fluorescence epipolic dispersion1845 fluorescence1852 X-ray fluorescence1896 XRF1954 1954 Iron Age 15 July 110 (table) Xrf... X-ray fluorescence. 1990 Jrnl. Petrol. 31 522 Some trace elements were..measured by XRF, in duplicate. 2007 A. M. Pollard et al. Analyt. Chem. in Archaeol. v. 119 There are a large number of examples of the use of XRF in distinguishing pottery shards from different regions. < as lemmas |
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