ASTM B 232/B 232M-09 Concentric-Lay-Stranded Aluminum Conducto Coated- Steel Reinforced (ACSR) - 简版
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2026-01-28 13:05:25
ASTM B 232 B 232M – 2009 Standard Specification for Concentric-Lay-Stranded Aluminum Conductors Coated- Steel Reinforced (ACSR).pdf
