济南铁路局徐州机务段家属在毛主席革命路线指引下,破除迷信,解放思想,自力更生,试制成功了环形潜水便携式电焊机。该机具有结构简单、体积小、重量轻、功率大、耗电小、造价低、电流调节方便、便于携带、适应战备等优点。高空、工厂、农村都能使用。经过使用和初步鉴定,效果良好。 Under the guidance of Chairman Mao’s revolutionary line, the relatives of the Xuzhou locomotive depot of Jinan Railway Bureau broke away from superstition, emancipated their minds and made their own efforts. The successful trial of a ring-shaped portable diving welder. The machine has the advantages of simple structure, small size, light weight, high power, low power consumption, low cost, convenient current regulation, easy to carry and adapt to combat readiness. High altitude, factories, rural areas can use. After use and preliminary identification, the effect is good.