Download ppr管接橡胶软管,先给ppr管做个螺纹再拧软管,耐高压永远不漏水

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ppr管接橡胶软管,先给ppr管做个螺纹再拧软管,耐高压永远不漏水 ppr管接橡胶软管,先给ppr管做个螺纹再拧软管,耐高压永远不漏水 ppr管接橡胶软管,先给ppr管做个螺纹再拧软管,耐高压永远不漏水

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