T = Air temperature AH = Absolute humidity b = Mesoscale height ~ 200 m a = Urban canopy height ~ 2-10 m i = Grid land cover type C i = Fractional coverage, sum to 1 H = Sensible energy or heat flux LE = Latent energy or heat flux PLE = Potential LE R n = Net radiation, SW+LW ΔG = Ground heat flux Δt = Time step D = Depression storage on ground S = Interception storage in canopy a 1-3 =客观滞后M r a/b =空气动力阻力r s =表面或气孔抗性λ=汽化的潜热ρW=水的密度c p =特定的热恒定压力
主要关键词