1th law continuous Adiabatic process: Joule-Thomson expansion 绝热过程 Equations of state 状态方程 Adiabatic compression or expansion 绝热压缩与膨胀 Enthalpies of formation 生成焓 Enthalpy changes in chemical reactions 焓变与化学反应 Adiabatic temperature change in chemical reactions 化学反 应的绝热温度 etc