1·Stainless steel taking gas mixture as shielding gas.
用混合气体作为保护气体时，可焊接不锈钢。
2·Shielding gas is selected according to the material being welded.
保护气的选择是依照待焊材料。
3·Weld the outer side member with a full butt weld under shielding gas.
用气体保护全对接焊，焊接外侧梁。
4·Argon serves as a shielding gas to protect metals from oxidation during welding.
焊接中，氩作为保护气防止金属氧化。
5·Laser-induced plasma can be classified as metal plasma and shielding gas plasma.
激光诱发的等离子体可分为金属蒸汽等离子体和保护气体等离子体。
6·Gaseous helium is used as an inert shielding gas in metal arc and laser welding.
在金属电弧和激光焊接中气态氦用作惰性屏蔽气体。
7·Parameter controls for welding current, travel speed, wire speed and shielding gas.
参数控制包括焊接电流，焊接速度，送丝速度，保护气。
8·The welding materials are high toughness welding wire WER60 and rich argon shielding gas.
焊接材料为高韧性气保焊丝WER60及富氩保护气体。
9·The invention discloses a method for generating a shielding gas in the vacuum smelting of metals.
本发明公开了一种生成金属真空冶炼保护气体的方法。
10·Plug-weld the connection between the closing panel and the inner light housing 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。