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本文阐述了在真实焊接条件下,热影响区金属材料相变点的一种直接测定方法。它包括实验装备,结果处理,误差产生原因及其修正。并介绍了这种方法在焊接研究中的若干应用。
This article describes a direct method of determining the phase transition point of a metal material in a heat affected zone under real welding conditions. It includes the experimental equipment, the results of the treatment, the error causes and their amendments. Some applications of this method in welding research are also introduced.