螺旋焊接钢管
- 网络spiral welded steel pipe; spiral steel pipe; helical welding steel pipe
螺旋焊接钢管螺旋焊接钢管
spiral welded steel pipe
冶金专业词汇 ... spiral steel pipe 螺旋钢管 spiral welded steel pipe 螺旋焊接钢管 spiral welding steel pipe 螺焊钢管 ...
spiral steel pipe
金属材料工程... ... spiral source of dislocation 螺线位错源 spiral steel pipe 螺旋焊接钢管 spiral welded tubing 螺旋焊管 ...
helical welding steel pipe
螺旋焊接管,spiral welded... ... ) spiral welded pipe 螺旋焊接管 ) helical welding steel pipe 螺旋焊接钢管 ...
spiralweldedsteeltubes
... 电阻焊钢管 electric-resistanceweldedsteeltubes 螺旋焊接钢管 spiralweldedsteeltubes 镀锌钢管 galvanizedsteeltubes ...
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