卫生级U型弯头 Sanitary pipe-fitting
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查看详情弯头15度、45度、30度、60度 Sanitary pipe-fitting
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查看详情抛光加厚四通 Sanitary pipe-fitting
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查看详情快装弯头皮管 Sanitary pipe-fitting
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查看详情快装弯头 非标 Sanitary pipe-fitting
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