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[国外标准] ASTM B 258-02 Standard Specification for Standard Nominal Diameters and Cross-Sectional Areas of
P:2008-05-28 14:32:17
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哪位有此标准啊?请给一份qwflx@126.com谢谢
CHINA NATIONAL CENTRE FOR QUALITY SUPERVISION AND TEST OF ELECTRIC WIRE AND CABLE - 国家电线电缆质量监督检验中心 (0) 投诉
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