The article describes the configuration and concept of thyristor speed adjustment system in electro - slag welding machines.
介绍电渣焊接机采用的可控硅调速系统的构成、工作原理.
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Box beam: Electro Slag Welding ( ESW ), four plates and eight Welding Lines . Inside and Outside penetration.
箱型梁柱: 电渣 焊工艺, 四块钢板,八条焊缝,里外焊透.
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