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100t0806w/x3气管/-t1075bt0604w邮t0806bu尼龙/--/bbu20smc包

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20smc -/t0806w100b//包t0806bu--/x3尼龙t1075bt0604w邮气管bu

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20smc包-t0806bu /t0806wt0604w/--bu100/气管尼龙x3邮bt1075b/

x3-尼龙wbu-耐酸碱/高压气管t1075bt0806温smc//10020t0604bu耐/-

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x3-but1075bt0806w 气管b邮/t0604w/包-smct0806bu尼龙/20/-100

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