1.本章的研究任务 The task of this chapter A. It is to determine the change in the properties of working fluid during a process; (在于确定在一个过程中工质状态参数的变化量) B. It is to determine the amount of heat, work interaction between the system and its surroundings during a process. (确定在一个过程中系统与外界所交换的功量和热量的多少) 2.本章研究的对象 The object of this chapter Reversible processes of Ideal gases in closed systems (闭口系统中理想气体的可逆过程)A. It is to determine the change in the properties of working fluid during a process; (在于确定在一个过程中工质状态参数的变化量) B. It is to determine the amount of heat, work interaction between the system and its surroundings during a process. (确定在一个过程中系统与外界所交换的功量和热量的多少) 2. 本章研究的对象 The object of this chapter Reversible processes of Ideal Gases in closed systems (闭口系统中理想气体的可逆过程) 1.本章的研究任务 The task of this chapter