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金属学报(英文版) 1999
EFFECT OF WELDING THERMAL CYCLE ON THE MICROSTRUCTURE AND TOUGHNESS OF LOW ALLOY HIGH STRENGTH STEELKeywords: thermalcycle,peaktemperature,high strengthsteel,microstructure and,toughness Abstract: １．ＩｎｔｒｏｄｕｃｔｉｏｎＷｉｔｈｔｈｅｄｅｖｅｌｏｐｍｅｎｔｏｆｗｅｌｄｉｎｇｓｔｒｕｃｔｕｒｅｓｔｏｗａｒｄｔｈｅｄｉｒｅｃｔｉｏｎｏｆｌａｒｇｅｓｃａｌｅａｎｄｌｉｇｈｔｗｅｉｇｈｔ，ｔｈｅｍａｎｕｆａｃｔｕｒｅａｎｄａｐｐｌｉｃａｔｉｏｎｏｆｌｏｗａｌｌｏｙｈｉｇｈｓｔｒｅｎｇｔｈｓｔｅｅｌｄｅｖｅｌｏｐｅｄｒａｐｉｄｌｙ〔１〕．Ｔｈｅｓｔｕｄｙｃｏｎｃｅｒｎｉｎｇｗｅｌｄｉｎｇｉｓｐｌａｙｅｄｇｒｅａｔａｔｔｅｎｔｉｏｎａｔｈｏｍｅａｎｄａｂｒｏａｄ〔２５〕．Ｅｓｐｅｃｉａｌｌｙ…
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