短语词组短语adiabatic c exponent 绝热指数adiabatic temperature exponent 绝热温度指数adiabatic exponent of air 空气绝热指数adiabatic exponent of gas 气体绝热指数homologous adiabatic exponent 绝热指数exponent of adiabatic expansion 绝热膨胀指数 返回 adiabatic exponent