After aging treatment, the strength and elongation of welded joints under different parameters increased and their mechanical properties were similar.
对焊接接头进行人工时效后，不同热输入条件下得到的焊接接头的强度和延伸率都有明显提高。
After aging treatment, the strength and elongation of welded joints under different parameters increased and their mechanical properties were similar.
对焊接接头进行人工时效后，不同热输入条件下得到的焊接接头的强度和延伸率都有明显提高。
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