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单词 sigma function
释义 sigma function
[`sig·mǝ ´fǝŋk·shǝn]
THERMODYNAMICS
A property of a mixture of air and water vapor, equal to the difference between the enthalpy and the product of the specific humidity and the enthalpy of water (liquid) at the thermodynamic wet- bulb temperature; it is constant for constant barometric pressure and thermodynamic wet-bulb temperature.
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