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发表于 2009-7-16 18:16:52
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来自: 澳大利亚
ASTM A 434标准
ASTM A 434 Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered; [, y0 l# Z* |
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ASTM A 434 Document Information:
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Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered |
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