这是一个不稳定的蒸发器热流变化图，他仿真了在定边界条件下，蒸发器中热流走向以及温度变化，同理可测压强以及其他流体参数-This is an unstable evaporator heat flux diagram, he simulated under given boundary conditions, the evaporator and the heat flow to temperature changes, strong empathy can load and other flui