某地p 0 =0.1MPa、t 0 =17℃。测得气轮机进、出口燃气参数如下:p 1 =0.5MPa、t 1 =600℃;p 2 =0.1MPa、t 2 =270℃,燃气流量q m =1800kg/h,气轮机向大气环境散热Φ=3600kJ/h。若燃气的平均比热容c p =1.014kJ/(kg·K),问此人的测量结果是否可靠?为什么?
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