| 单词 | depleted uranium |
| 释义 | > as lemmasdepleted uranium depleted uranium n. uranium from which the fissionable isotope uranium-235 has been extracted, obtained as a by-product of uranium enrichment or reprocessing; esp. uranium metal of this kind used (on account of its very high density) to make armour-piercing ammunition; frequently attributive. ΚΠ 1949 Nevada State Jrnl. 17 June 1/5 The four grams [of U-235] still not accounted for may have been absorbed by ‘depleted uranium’ waste. 1957 G. Wendt Prospects Nucl. Power & Technol. iii. 62 The reactor will use a core of enriched uranium, no moderator, liquid sodium cooling, and a heavy ‘blanket’ of depleted uranium (i.e., uranium-238) surrounding the core. 1988 R. A. Gabriel Painful Field iii. 57 Its armor piercing round with its warhead of depleted uranium metal produces fourteen times the kinetic-energy impact of a 20 mm shell. 2001 Daily Tel. 5 Jan. 19/3 US bombers were said to have fired 10,800 rounds of depleted uranium ammunition in Bosnia in 1995. < as lemmas |
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