A choke shape design is used for obtaining the satisfactory weld joint.
采用缩口的接触型式，能获得满意的电阻焊接头。
This machine combining respectively with flexible trackway and rigid straight trackway is used to weld the dome and vertical wall of a storage tank, and the result is satisfactory.
该设备配以柔性轨道、刚性直轨道，分别焊接了储罐的弧形拱顶和立缝，取得了满意的效果。
The experiment has proven that it can perform quite well in the welding and bring a satisfactory result, being an economical new-type weld material with high efficiency.
实验证明，该焊条具有良好的工艺性能和焊接质量，是一种效率高、经济性好的新型焊接材料。
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