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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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ground test for separation system under thermal circumstance
ground test of airborne weapon fire control system
ground timing system
ground tissue
ground treatment
ground treatment in mountain area
ground trial
ground vibration test for stores installed on aircraft
groundwater
ground water activity on Mars
groundwater age
groundwater available yield
groundwater balance
ground water chemical monitoring
groundwater collecting structure
groundwater contaminants
groundwater contamination
groundwater contamination survey
groundwater control
groundwater corrosivity on concrete
groundwater corrosivity on steel
groundwater cycle
groundwater-dependent ecosystem
groundwater depression
groundwater depression cone
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