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产品分类

CPVC电力管

PVC排水管

HDPE双壁波纹管

钢丝网骨架管

梅花管

PE给水管

MPP电力管

PVC格栅管

钢带波纹管

PE穿线管

通讯波纹管

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发布日期：2020/07/24

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