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ling jian han xiu shi niu qu bian xing de yu fang fang fa
Author(s): 
Pages: 35
Year: Issue:  6
Journal: Modern Agricultural Machinery

Keyword:  GetLinkList(KeywordFilter('扭曲变形:5547防止变形:5014内应力:3019零件:2916焊接:2629焊件温度:2411预防方法:1903施焊:1884热法:1853焊缝:1766')'kw''CJFQ');
Abstract: <正>为防止零件在维修焊接时发生扭曲变形,通常采以下7种方法。(1)预热法。不仅可以减低内应力,也是防止变形好方法。(2)加楔法。用楔子夹在长焊缝施焊的另一端以防
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