liuxilin1215 发表于 2014-9-13 19:44:53

AS 1548-2008 承压容器用细晶粒焊接钢板

AS 1548-2008 Fine grained, weldable steel plates for pressure equipments
承压容器用细晶粒焊接钢板


admin 发表于 2014-9-14 21:23:16

谢谢您的分享,金币已奖励
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