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[国外标准] ASTM B979-12(2018) Non-Specular (NS)Surface Finish on Overhead Aluminum Electrical Conductors

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P:2025-07-10 10:44:40

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ASTM B979-12(2018) Non-Specular (NS)Surface Finish on Overhead Aluminum Electrical Conductors.pdf

ASTM B979-12(2018) Non-Specular (NS)Surface Finish on Overhead Aluminum Electrical Conductors.pdf

equipment wire - 安装线 （0） 投诉

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