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材質:20#(GB3087-1999)<?xml:namespace prefix = o ns = "urn:sch…
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Ф100×8.5<?xml:namespace prefix = o ns = "urn:schemas-m…
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流體無縫鋼管
42*5<?xml:namespace prefix = o ns = "…
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89x12<?xml:namespace prefix = o ns = "urn:schemas-micro…
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219×38<?xml:namespace prefix = o ns = "urn:schemas-micr…
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25*3<?xml:namespace prefix = o ns = "urn:schemas-microso…
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規格<?xml:namespace prefix = o ns = "urn:schemas-microso…
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流體管10#(GB/T8163-1999)<?xml:namespace prefix = o ns = …
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45#輸送流體無縫鋼管規格<?xml:namespace prefix = o ns = "urn:sche…
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