根据热力学的基本原理 ,导出了核废料贮库裂隙岩体介质热 -液 -力耗散过程的定解方程。探讨了非等温条件下 ,体系不可逆热力学过程 ,并对其三场耦合控制方程中附加项的物理意义进行了分析 According to the basic principle of thermodynamics, the solution equation of thermo - hydraulic - force dissipative process of fracture rock mass in nuclear waste repository is deduced. The irreversible thermodynamics of the system under non-isothermal conditions is discussed, and the physical meaning of the additional terms in the three coupled governing equations is also analyzed