Results show that the arc was burning between the two wires in twin-wire indirect arc welding, and the arc was still a type of gas discharge in nature.

结果表明，双丝间接电弧气体保护焊在两丝端部形成电弧，其电弧本质仍然是气体放电的一种表现形式。

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Twin-wire indirect arc gas shielded welding is a new welding technology.

双丝间接电弧气体保护焊是一种新的焊接方法。

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Because of the difference of arc circuit, the welding process of twin-wire indirect arc gas shielded welding is more stable than single wire welding.

由于电弧回路结构不同，双丝间接电弧气体保护焊的焊接过程比单丝焊更加稳定。

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