焊接方法为脉冲熔化极混合气体保护焊，焊接板的中心裂纹处于焊缝与热影响区之间的熔合区。
The welding method used was a PC-GMAW process with mixture gases shielding. Central crack for the welded plate was located in the fusion zone between welding seam and heat-affected zone.
东方电机股份有限公司首次采用混合气体熔化极气体保护焊焊接水轮机转轮室，并且在出口叙利亚的迪什林水轮机中应用。
The mixed gas metal arc welding process is used for the first time by DFEM in the discharge chamber of the hydraulic turbine exported to Syria's Tishrin.
阐述了混合气体在熔化极气体保护焊中的应用现状，分析了保护气体成分的不同配比对熔化极气体保护焊的焊接工艺性能、焊接质量的影响。
This paper illustrates the applications of mixed gases in GMAW and analyzes the different proportion of shielding gas impacts on the welding technics performance and quality in GMAW.
探讨氦-氩混合气体保护下tig焊接az31镁合金板的可焊性，对其焊接工艺参数进行确定。
The weldability of AZ31 magnesium plate by He-Ar mixed gas tig welding was investigated. The welding process parameters for AZ31 plate with a 3 mm thickness were optimized.
探讨了氦气和氩气不同配比对AZ31 镁合金交流钨极惰性气体保护焊（TIG）焊接性的影响，对不同气体配比的混合气体电弧特性、熔深、焊缝成型进行了分析和测定。
The influence of He-to-Ar ratio in AC-TIG on the AZ31 welding properties was studied. The arc characters, weld penetration, joint forming were measured and analyzed.
探讨了氦气和氩气不同配比对AZ31 镁合金交流钨极惰性气体保护焊（TIG）焊接性的影响，对不同气体配比的混合气体电弧特性、熔深、焊缝成型进行了分析和测定。
The influence of He-to-Ar ratio in AC-TIG on the AZ31 welding properties was studied. The arc characters, weld penetration, joint forming were measured and analyzed.
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