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离子渗氮
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离子渗氮
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工学
渗氮
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ion nitriding
离子渗氮
将工件置于辉光放电的真空容器中,以工件为阴极,容器壁或另设金属板作为阳极,容器内通入稀薄的含氮气体,在直流高压电场的作用下,使气体原子电离成离子;离子以高速轰击工件(阴极)表面,并在工件表面失去能量被吸收,向内部扩散形成渗氮层的过程。
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