Welding can take place in a relay either during closing period, or during breaking period.
最后得出熔焊既可以发生在触头闭合过程，也可能发生触头分断过程。different connections : butt welding , electro welding , ring seal socket , expansion socket , screw - threaded joint , flange.
多种连接方式：对焊，电熔焊，承插连接，螺纹连接，法兰连接。Welding consumables - Covered electrodes, wires, rods and tubular cored electrodes for fusion welding of cast iron - Classification.
焊条.铸铁熔焊用涂剂焊条、焊线、焊杆及管状涂剂焊条.分类The research status of welding of magnesium alloys by fusion welding and solid - phase joining at home and abroad is summarized.
综述了近年来国内外镁合金在熔焊连接和固相连接两方面的研究现状与进展。Gas welding equipment. Specification for hose assemblies for equipment for welding, cutting and allied processes.
气熔焊设备.焊接，切割和有关工艺管组件规范Meanwhile has carried on the experimental analysis and the explanation to the hot melt welded pipe's bearing pressure performance.
同时对热熔焊制管件的承压性能进行了试验分析和说明。Metal-arc welding with covered electrode, gas-shielded metal-arc welding and gas welding. Joint preparations for steel.
带有电焊条的金属电弧熔焊、气体保护金属弧焊及气焊.钢接头的制备Quality requirements for welding. Fusion welding of metallic materials. Part 2 : comprehensive quality requirements.
焊接的质量要求.金属材料的熔焊.第2部分：全面质量系统Features are: high capability of anti fusion welding, high breaking capacity, and low diversion closure value.
因此本发明抗熔焊能力强、分断能力强并且截流值低。