continuously welded rails 无缝线路
seamless welded rails swr 无缝焊接钢轨
track with long welded rails 焊接长钢轨线路
continuously welded rails on bridge 桥上无缝线路
Welded Stainless Steel Rails 焊接式不锈钢扶手
The interrelated action principle of beam and rail of continuously welded rails on bridge is the pivotal technique of track engineering.
桥上无缝线路梁轨相互作用是轨道工程的关键技术。
The necessity for welding crane rails is analyzed; weldability discussed and welding procedure worked out. The product is successfully welded, too.
论述了起重机轨道焊接的必要性，分析了其焊接性，拟定了焊接工艺并成功地焊接了产品。
The launching wagon is also equipped with "hang" wheels that runs on the top of the same launching rails welded on the structure.
推进工作车安装有挂轮在结构上焊接的滑轨上行驶。
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