ASTM A521/A521M-06 Standard Specification for Steel, Closed-Impression Die - 仪器网,仪器信息网,计量论坛

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ASTM A521/A521M-06 Standard Specification for Steel, Closed-Impression Die

  leunghb · 2010-01-10 13:35 · 45671 次点击

ASTMA521/A521M-06StandardSpecificationforSteel,Closed-ImpressionDieForgingsforGeneralIndustrialUse
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 标准手册, a521, a521m, standard, specification, steel, closed, impression

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