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主要销售网点：

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　　虽然目前有些人士对无缝钢管、热-张力减径钢管、直缝焊管三者只见的认识处于模糊状态，但相信随着时间的推移，实践的证明，人们会正确认识热张力减径钢管这一独特产品，让其在无缝钢管市场越来越-大作用，为社会创造更大的经济效益!。

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