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ASTM A498-06 Standard Specification for Seamless and Welded Carbon Steel

  leunghb ·  2010-01-08 13:26  ·  37891 次点击
ASTMA498-06StandardSpecificationforSeamlessandWeldedCarbonSteelHeat-ExchangerTubeswithIntegralFins
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标准手册, a498, standard, specification, seamless, welded, carbon, steel

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