针对冶金企业提出三条建议：（1）加强焊接冶金问题的研究以大力发展易焊结构钢材；
Three suggestions are given for steelmaking works as follows: (1)Considerable attention must be put to the study of welding metallurgy for developing the weldable structural steels;
加强构件的非水密焊接接合和填角焊应该在检查完分段后进行喷漆。
Non-watertight weld joints and fillet welding for stiffening member shall be painted after block inspection.
为了加强二极管的焊接效果，提高产品质量。
To enhance the sealing effect and improve the quality of products.
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