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铜合金氩弧焊及钢的堆焊用。
耐磨、耐蚀。铜合金氩弧焊及钢的堆焊用。
Wear and corrosion resistance. Argon arc welding of copper alloys and surfacing of steel.
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.
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