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HDPE双壁波纹管
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钢带增强聚乙烯螺旋波纹管
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承插式钢带增强聚乙烯螺旋波纹管
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高密度聚乙烯缠绕结构壁B型管
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聚乙烯塑钢缠绕排水管
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钢丝网骨架聚乙烯复合管
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高密度聚乙烯给水管（PE管）
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PE打孔管
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HDPE打孔波纹管
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稻田、农田、水田池口管
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MPP电力管