...电弧焊工艺已被应用于焊接石油和天然气管线的大型管道，范围从使用焊条的手动电弧焊到使用熔化极活性气体保护（Metal Active Gas , MAG）工艺的轨道焊接机。
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钨极气体保护电弧焊 GTAW ; GTAWgas tungsten arc welding
气体保护焊 GMAW ; gas shielded welding ; MAG ; gas shielded arc welding
熔化极气体保护电弧焊 Gas metal arc welding ; GMAW ; GMAWgas metal arc welding
熔化极气体保护焊 GMAW ; gas metal arc welding ; GMAW-MIG MAG
钨极惰性气体保护焊 GTAW ; gas tungsten arc welding
惰性气体保护焊 TIG ; inert gas shielded-arc welding ; inert-gas welding ; inert gas arc welding
钨极气体保护焊 GTAW ; gas tungstun arc welding ; gas tungsten metal arc welding
熔化极惰性气体保护焊 MIG ; metal inertia gas welding ; metal inert-gas welding ; welding
气体保护电弧焊 gas-shielded arc welding ; gas-arc welding ; gas shield arc welding ; gas shielding arc welding
The gas shrouded jet bit was designed, and rotary seal problems are solved by using clearance seal and O-ring seal. Shrouded gas is conducted to every nozzle by the flow channels in drilling bit.
设计了气体保护射流水力钻头,使用间隙密封和O型圈密封相结合的办法解决了水和气体双通道的旋转密封问题,通过在钻头内部加工的流道将保护气体引向每个喷嘴的周围,并对喷嘴、中心旋转轴以及轴承等进行了计算和设计。
参考来源 - 气体保护射流特性及破岩实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
用气体保护全对接焊，焊接外侧梁。
Weld the outer side member with a full butt weld under shielding gas.
用气体保护塞焊，焊接封闭板与内侧灯罩之间的接合处。
Plug-weld the connection between the closing panel and the inner light housing under shielding gas.
应用TIG焊接钛合金时，气体保护问题常常是决定焊接质量的关键。
In TIG welding of titanium alloys, the welding quality usually depends on the gas shielding.
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