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... and in front of a welding room and watch the workers operate the welding.
At this time, the No. 8 welding room is welding the 3-size gate surfacing STL6, manually move the workpiece, place it on the workbench, align the position of the welding gun to fine-tune the position of the workpiece, check it is correct, and then return to the control box, press "Start" ”, the welding started, the welding torch emitted a dazzling arc, and everyone quickly looked away, not daring to look directly. ...
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