双面焊接;
The procedure parameters to keep smooth bead on both sides with single side welding for the sheet, groove size of backing, assembly gap, traverse tolerance between wire and workpiece are all determined by experiment.
通过工艺试验,确定了保证薄板单面焊双面成形、光滑均匀的工艺参数范围、背面垫板凹槽尺寸、工件装配间隙、焊丝和工件的横向偏差量等。
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