| 单词 | partial pressure |
| 释义 | > as lemmaspartial pressure partial pressure n. the pressure that would be exerted by a constituent gas of a mixture if it alone occupied the space. ΘΚΠ the world > matter > chemistry > physical chemistry > gaseous phase > [noun] > pressures partial pressure1857 1857 H. E. Roscoe tr. R. Bunsen Gasometry 131 The quantity of each constituent gas absorbed, is proportional to the pressure on that constituent part..; and these pressures may be distinguished as ‘partial pressures’, in contradistinction to the ‘total pressures’ of the whole mixture. 1899 J. Walker Introd. Physical Chem. vii. 55 When a mixture of gases dissolves in a liquid, each component dissolves according to its own partial pressure. 1999 Proc. National Acad. Sci. U.S.A. 96 9406/2 The change in hemoglobin saturation produced by a change in partial pressure of blood carbon dioxide of 5 mmHg..is likely to be very small. < as lemmas |
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