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Welding Technology
1002-025X
1978 Issue 2
qi tou co2 qi ti bao hu zi dong han
..............page:13-17
xian shi song si ji gou
..............page:29-31
jin shu guo du de xian xiang ( yi wen )
wang yang ;
..............page:32-39+31
55 gong jin qiang ci xing yong jiu ci gang
..............page:45-48+17