介绍了一种新型的激光—电弧复合热源焊接技术。
In this paper, a new welding technique using compounded heat sources of arc and laser is introduced.
激光-电弧复合热源焊接具有高速、高效、接头质量优异等特点，目前正在被国内外的研究者日益关注。
The laser-TIG hybrid welding technique, with the characteristics of high welding speed, high efficiency and quality, is being paid more attention by the domestic and foreign researchers.
激光-电弧复合热源焊接可以增大焊接熔深，提高焊接速度，增大装配间隙，是一种很有前途的新型焊接热源。
The laser-arc hybrid welding can improve the depth of fusion, welding speed and assembly gap, so it is a new and promising thermal source for welding.
到目前为止，关于激光-电弧复合热源焊接的研究主要集中在应用方面，而涉及到电弧特性及过程稳定性等基础理论，仍有许多问题亟待解决。
By far, research about laser-arc hybrid welding is mostly concentrated on the application and there is still much problem to solve come down to the arc properties and the stability of welding process.
在激光热源的基础上复合电弧进行焊接，可以降低焊接成本，提高焊接效率。
Compounding arc heat source to laser heat source can reduce welding co st and improve welding efficiency.
激光与电弧的复合热源在焊接过程中，由于激光的压缩与引导作用，可以在焊接速度增加时，电弧仍然较稳定。
During the laser-TIG hybrid process, the arc keeps stable when the welding speed increases because of the inducting and compression of laser on the TIG arc.
激光与电弧的复合热源在焊接过程中，由于激光的压缩与引导作用，可以在焊接速度增加时，电弧仍然较稳定。
During the laser-TIG hybrid process, the arc keeps stable when the welding speed increases because of the inducting and compression of laser on the TIG arc.
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