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| tube-rolling mill; pipe mill (【技】轧制管材的设备。轧管机由主机、前台和后台组成。主机是两辊不可逆式纵轧机。其特点是在工作辊后装置了一对高速反向旋转的回送辊，同时为了满足回送钢管的需要，设有上工作辊和下回送辊快速升降机构。); tubular mill | |||
| tube mill | |||
| pipe mill; skelp mill | |||
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管材 轧机 : 4 phrases in 2 subjects |
| Metallurgy | 3 |
| Technology | 1 |
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