单词 | accretion rate |
释义 | > as lemmasaccretion rate accretion rate n. a rate at which accretion occurs; esp. (Astronomy) the rate of the accretion of matter by a celestial object, under the influence of gravity. ΚΠ 1883 Trans. Med. & Physical Soc. Bombay 3 14 If the accretion-rate of new cases exceed the death-rate of home-dwellers, then disease is on the increase. 1957 Times 11 June 9/7 Those broads..receive a proportion of river silt, and this may add to the rate of infilling of the basins. Comparative studies of accretion rates should yield much valuable information. 2011 M. S. Longair High Energy Astrophysics (ed. 3) xix. 634 It might seem that the black hole mass could grow arbitrarily rapidly, but this is not the case because the accretion rate is limited by the radiation pressure associated with the luminosity L. < as lemmas |
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