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ASTM A231/A231M-04 Standard Specification for Chromium-Vanadium Alloy

  leunghb ·  2009-12-12 15:16  ·  31035 次点击
ASTMA231/A231M-04StandardSpecificationforChromium-VanadiumAlloySteelSpringWire
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标准手册, a231, a231m, standard, specification, chromium, vanadium, alloy

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