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氮碳共渗
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氮碳共渗
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工学
共渗
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nitrocarburization
氮碳共渗
530~570℃,在工件表面同时渗入氮、碳元素,且以渗氮为主的化学热处理工艺。又称软氮化。
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self-dual graph
self-dual group
self-duality
self-dual lattice
self-dual linear space
self-dual metric
self-dual polyhedron
self-dual projective planes
self dual space
self-dual space
self-dual system of axioms
self dual vector space
self-dual vector space
self-duplicating
self-education
self-efficacy
self electro optic effect
self-electro-optic effect
self electro-optic effect device
self-embedding rule
self-embedding theorem
self-employed worker
self-emulsifying drug delivery systems
self energy
self-energy
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