“case hardening”的概念、定义、翻译、参考文献-科学参考

单词	case hardening
释义	case hardening [`kās ´härd·ǝn·iŋ] ^GEOLOGY Formation of a mineral coating on the surface of porous rock by evaporation of a mineral-bearing solution. ^MATERIALS A condition of stress and set in dry lumber characterized by compressive stress in the outer layers and tensile stress in the center or core. ^METALLURGY Process of carburizing low-carbon steel or other ferrous alloy for making the outer layer (case) harder than the core.
随便看	grounding grounding conductor grounding electrode grounding plate grounding reactor grounding receptacle grounding transformer ground instrumentation ground inversion ground joint ground junction ground layer ground lead ground log ground loop ground lug ground magnetic survey groundman groundmass ground meristem ground mine ground moraine ground noise ground outlet ground plane

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