| 单词 | sigma-T | 
| 释义 | sigma-T [`sig·mǝ ¦tē]  OCEANOGRAPHY An abbreviated value of the density of a sea-water sample of temperature T and salinity S : σT = [ρ(S,T )-1] × 103, where ρ(S,T ) is the value of the sea-water density in centimeter-gram-second units at standard atmospheric pressure.  | 
	
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