多弧离子镀技术是离子镀技术的一种改进方法，它是把弧光放电作为金属蒸发源的表面涂层技术。

Multi-Arc Ion plating technology is an improved method of Ion plating and it is a surface coating technology that uses arc as the fountain of vaporizing.

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针对不锈钢穿孔等离子弧焊过程，熔池小孔的特征行为与弧光光谱辐射强度之间的关系进行了光谱试验研究。

The relationship between the keyhole behavior and arc light emission flux is studied by spectroscopic method in plasma arc welding of stainless steel.

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