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HDPEM double wall corrugated pipe, PVCM double wall corrugated pipe, alloy pipe photo

2025-05-10

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gy (6).jpg湖北公元建材（服务热线17399989993）专业生产hdpem双壁波纹管、PVCM合金管等特种管材，展示DN300-DN500口径管材货场实拍图.