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ASTM A239-95(2009)e1 Standard Practice for Locating the Thinnest Spot in a

  leunghb ·  2009-12-12 16:05  ·  40799 次点击
ASTMA239-95(2009)e1StandardPracticeforLocatingtheThinnestSpotinaZinc(Galvanized)CoatingonIronorSteelArticles
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标准手册, a239, e1, standard, practice, locating, thinnest

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