给出了用有限元方法对金属材料等离子体弧金属表面强化处理过程数值模拟的数学模型。
The paper provides the mathematical model of numerical simulation for metal surface hardened by plasma-arc with finite element method.
激光作为一种精密可控的高能量密度的热源，可对金属表面进行多种强化处理。
Laser as a heating source of high energy density of accurate control, can carry out multiple-sort strengthening treatment to the metal surface.
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