接上题,每一循环中的高温热源和高温工质的熵变为:

接上题,每一循环中的高温热源和高温工质的熵变为:

A.0.05kJ/(kg?K),0.05263kJ/(kg?K)

B.0.05kJ/(kg?K),-0.05263kJ/(kg?K)

C.-0.05kJ/(kg?K),0.05263kJ/(kg?K)

D.-0.05kJ/(kg?K),-0.05263kJ/(kg?K)

正确答案:-0.05kJ/(kg?K),0.05263kJ/(kg?K)

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