AC argon arc welding is used for the repair according to the leakage check and welding characteristics of aluminum materials, hardware device is strengthened, operation criterion are perfected.
2
方法：采用动电位极化技术，分别测定激光焊接及脉冲氩弧焊接TA2和TC4后，材料阳极极化曲线的变化。
Methods: Electrochemical technique was adopted to detect the changes of anode polarization curves of TA2 and TC4 after welding with laser or pulsed tungsten argon arc.
3
采用氩弧焊接方法实现汽车发电机定子铁心的紧固，效果良好。介绍了焊接设备和工艺。
In order to fix the stator core of the generator, the argon arc welding is effectively utilized. In this paper the welding equipment and technology are presented.
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