... step-back welding逆向分段焊接; 后向分段焊接 step-by-step welding步进焊缝; 跨步焊 step-pulsed welding步进脉冲焊 ...
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短语
跨步焊法
pilger welding
;
step by step welding
;
step by-step method
-
step-by-step welding
stepbystep welding
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