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ASTM B803-2008

钢芯铝和铝合金导体用高强度锌-5%铝-稀土合金镀层钢芯线的规格

Standard Specification for High-Strength Zinc? % Aluminum-Mischmetal Alloy-Coated Steel Core Wire for Use in Overhead Electrical Conductors

实施日期: 2008-11-01

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