爱彩app彩票网

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                钛焊管

                ???产品规格

                ???壁厚:0.4~4mm;

                ???外径:Φ10-Φ40mm;

                ???单根长度:最大25m。

                钛焊管︽系列

                725

                双瑞集团

                友情链接

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