由此，可广泛地适用作由曼内斯曼芯棒式无缝管轧机方式的无缝管的制造方法。
As a result, the method can be widely used as a method for manufacturing the seamless tube by a Mannesmann mandrel mill system.
由此，可广泛地适用作由曼内斯曼芯棒式无缝管轧机方式的无缝管的制造方法。
As a result, the method can be widely used as a method for manufacturing the seamless tube by a Mannesmann mandrel mill system.
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