Study on Impact Tensile Strength of Welded Butt Joint of Vehicle Structure
li xiao-feng1; yu yao-bin2; daimaruya masashi3(1.school of mechanical engineering; dalian jiaotong university; dalian 116028; china; 2.technic center; qiqihar railway rolling stock(group) co.ltd; qiqihar 161000; china; 3.department of mechanical systems engineering; muroran institute of technology; muroran 200030; japan)
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