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湖北公元建材（服務熱線17399989993）專業生產pe克拉管，電熔連接系統，展示電熱絲接口熱熔對接工藝實拍圖片，通過GB/T 19472.2-2017國家標準認證及ISO 9001質量體系認證，適用于市政排水工程
L?i th? s?n ph?m
C?ng nguyên PE ?ng carat k?t n?i nóng ch?y ?i?n nóng ch?y mi?ng nóng ch?y day ?i?n giao di?n th?c t? ch?p
2025-05-10
