Liftingcolumn and slab construction in the multi-storey housing structure components are discussed.
主要就多层房屋结构构件中柱子及梁板的吊装施工进行讨论分析。
2
The utility model relates to an insulation connection structure between a conductive cross arm of an electric arc furnace and an electrode liftingcolumn.
本实用新型涉及一种电弧炉导电横臂与电极升降立柱的绝缘连接结构。
3
Steel column is fixed to special jig, slipping below the installation position by chain block and lifting by pulley block and windlass.