然后，采用轴对称热传导模型，利用分区边界元法，对198型柴油机活塞温度场进行了计算。
Then, by the use of axisymmetric heat conduction model, the temperature field of 198-type Diesel engine's piston is calculated with subregion boundary element.
提出用有限元法对金属激光热处理的非稳定热传导过程进行计算。
It is proposed in this paper to calculate the heat conduction with finite element method in the heat treatment process of metal by laser technology.
针对坝体埋有一定数量温度计的特点，根据热传导理论，以坝体边界、坝内温度计的测值为约束条件，采用有限单元法分析坝体温度场时空分布，并研制了相应的计算程序．。
According to dam body buried a number of thermometers, the method is put forward analyzing temperature field of dam body and corresponding program is worked out in this paper.
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