ASTM A29/A29M-05 Standard Specification for Steel Bars, Carbon and Alloy

  leunghb ·  2009-11-12 02:50  ·  63432 次点击
ASTMA29/A29M-05StandardSpecificationforSteelBars,CarbonandAlloy,Hot-Wrought,GeneralRequirementsfor
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szy3537  2013-04-19 14:22
有中文版吗

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