火用经济系数  exergy economic factor

经济系数  Eco-nomic coeffcient; economic coefficient; harvest index; exergy-economic coefficient

土地经济系数  Land economic coefficient

经济系数  exergy economic coefficient

经济系数  exergy-economic coefficient

PTC(正温度系数)热敏电阻器  PTC thermistor

PTCR(正温度系数热敏电阻)  best initial radius

泵热系数  coefficient of performance; rate of pumping heat; pump heat production factor; the coefficient of performance

壁给热系数  wall heat transfer coefficient

变导热系数  variable thermal conductivity

变系数热传导方程  heat conduction equation with variable coefficient

表观传热系数  apparent heat transfer coefficient

表观换热系数  apparent convective heat transfer coefficient

表面传热系数  external heat transfer coefficient; heat transfer coefficient; surface heat transfer coefficient; surface coefficient of heat transfer; coefficient of heat transfer; wall to bed heat transfer coefficients; convective heat transfer coefficient; surface heat-transfer coefficient

表面放热系数  surface heat transfer coefficient; Surface heat coefficient

表面换热系数  surface exchanging heat coefficient; surface heat-transfer coefficient; surface heat transfer coefficient

表面综合换热系数  synthetical surface heat transfer coefficient

薄膜导热系数  film coefficient of heat transfer

不稳定传热系数  unstable heat conducted coefficient