| 单词 | man-rem |
| 释义 | > as lemmasman-rem man-rem n. a unit of radiation exposure equal to one rem incident on one person. ΘΚΠ the world > health and disease > ill health > a disease > environmental disorders > [noun] > radiation > unit of radiation exposure man-rem1973 1973 J. Dunster in New Scientist 18 Oct. 194/1 The collective dose..is the sum of the products of a level of radiation dose and the number of people exposed at that level. The collective dose has the unit ‘man-rem’ and is a useful measure of the total dose to a community or population. 1975 Science 14 Feb. 509 The total future cost of one man-rem in terms of health costs paid in present dollars, is between $12 and $120. 1983 Financial Times 8 Jan. 4/2 The collective radiation dose of 50,000 man-rems accumulated by that work-force ‘may be increasing this number [of deaths from cancer] to 505 per year’. 1993 Nucl. Engin. Internat. Mar. 17 Remote installation of nozzle dams in PWR steam generators is now a well established technique, with substantial man-rem savings. < as lemmas |
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