It is analyzed of the residual stress generating procedure in adhesive coating layer on the surface of port crane parts for the purpose of surface protection or repairing.
Side cutter device makes the sewing and repairing knife procedure once completed, work efficiency.
侧切刀装置使缝纫和修刀工序一次完成，工作效率提高。
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This paper introduces the repair welding procedure for repairing an alumal casting piece of an oil pump cylinder, This method covers the shortages of AC argon arc weld and gas welding.