它是现代高频直缝焊管生产线和冷弯型钢生产线的主要设备之一。

It's one of the main machines in the modern pipe mill line and formed section line.

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每个由新鲜沙丁鱼做的鱼饵都是头朝下的，钓钩的钩身穿进小鱼的身子，扎好，缝牢，钓钩的所有突出部分，弯钩和尖端，都给包在鱼肉里。

Each bait hung head down with the shank of the hook inside the bait fish, tied and sewed solid and all the projecting part of the hook, the curve and the point, was covered with fresh sardines.

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预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。

Pre-bending machine is one of the most important facilities in the production of LSAW pipe with larger diameter.

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