在气压相等的条件下，具有和湿空气相等的密度时的干空气具有的温度。
式中R与分别为个别气体与干空气气体常数,为虚温(virtual temperature),则为混合比(mixing ratio)能量守恒(Conservation of energy),即热力学第一定理(First low of
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采用三维超声风速仪测量了近海边三维风速和虚温数据。
Three-dimensional velocity components and virtual temperature were measured using ultrasonic anemometer above an area by sea.
结果表明零温场论中的红外发散和由温度效应引起的红外发散可以用描写虚过程的费曼图同时消除。
It turns out that both of the infrared divergence at the zero and finite temperature can be cancelled by the identical Feynman diagram of virtual processes.
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