Review Key points S.J.T.U. Phase Transformation and Applications System/surroundings.系统环境 Open/close/isolated systems敞开封闭孤立 ·Thermal equilibrium/steady state平衡稳态 ·Heat/work热功 Internal energy内能热力学能 State function状态函数 Intensive/extensive properties强度容量性质 Enthalpy焓 ·Heat capacity热容 SJTU Thermodynamics of Materials Spring 2006 X.J.Jin Lecture 2 First Law llPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2006 © X. J. Jin Lecture 2 First Law II Review / Key points • System / surroundings系统环境 • Open / close / isolated systems敞开封闭孤立 • Thermal equilibrium / steady state平衡稳态 • Heat / work热功 • Internal energy内能热力学能 • State function状态函数 • Intensive / extensive properties强度容量性质 • Enthalpy焓 • Heat capacity热容