在耦合热弹性问题变分原理的基础上，导出非定常温度场热弹性平面问题的有限元法基本方程。
The fundamental equations in finite element method for unsteady temperature field elastic plane problem are derived on the bases of variational principle of coupled thermoelastic problems.
本文用摄动方法求解热传导系数是温度的线性函数的非线定常温度场问题。
In this paper the nonlinear stable temperature field problem, in which the conductivity is a linear function of temperature, has been solved by using the perturbation technique.
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