关键词：xloo管线钢；螺旋埋孤焊管；预精焊；“马鞍形”焊缝 [gap=969]Key words：X100 pipeline steel；SAWH pipe；two step welding；saddle shape weld
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saddle-shape weld 马鞍形焊缝
The mathematical model of typical saddle-shape weld was established, and the welding pose parameters were calculated with MATLAB.
针对典型的马鞍形焊缝进行数学建模，并利用MA TLAB软件计算焊接位姿参数。
The mathematical model of typical saddle-shape weld was established, and the welding pose parameters were calculated with MATLAB.
针对典型的马鞍形焊缝进行数学建模，并利用MATLAB软件计算焊接位姿参数。
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