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.
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。
2
An advanced technique, pulsed eddy current detection, was introduced for corrosion detection.
介绍了一种新型的腐蚀检测技术，即脉冲涡流检测技术。
3
Based on the introduction of pulsed film deposition and vacuum arc technique, the principles, characters, research developments and applications of laser-arc technique are presented.