1#

回复:GBT6417.1-2005金属熔化焊接头缺欠分类及说明

it is very great. it is available for us to inspect weld structure during works.Xè\ÊÎîß1ìbbs.3c3t.com7µÇÝÈqü“
thank you very much.Xè\ÊÎîß1ìbbs.3c3t.com7µÇÝÈqü“