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从一次铺设无缝线路的基本作业程序谈起，参照国外的成功做法，介绍了各工序所需要的机械设备，推荐了其中性能较好的机型。
Talking about the basic operation procedure of laying a seamless line and referring to the successful practices abroad, we introduced the mechanical equipment needed for each process and recommended the models with better performance.