In the first, the general situations of research about transient phase transformation used by both ordinary and special shock tubes, including some experimental condition controls, are introduced.
首先介绍利用激波管研究水汽瞬态相变的概况，并介绍一些特殊激波管及实验状态的控制。
Three dimensional nonlinear and isoparameter FEM has been successfully used to simulate the transient temperature field, phase transformation, stress and strain of complex components during quenching.
采用非线性等参元三维有限元算法（FEM）成功地模拟了形状复杂的零件淬火过程中瞬态温度场、相变、应力和应变，获得直观的立体图象。
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