case hardening表面硬化;表面淬硬;外貌硬化;表面滲碳硬化
air hardening氣體硬化;空氣淬火;風硬;氣硬性
hardening agent硬化劑;增硬劑;淬火劑
surface hardening表面硬化處理;表面硬化;表面淬火;表面強化
induction hardening感應淬火;感應硬化;高頻率淬火;感應加熱淬火
work hardening作工硬化;硬化;機械硬化;加工硬化
flame hardening火焰硬化;火焰淬火;淬火硬化;火苗硬化
hardening and tempering調質;調質處理
precipitation hardening析出硬化;沉淀硬化;析出強化;沈淀硬化
1. abnormal hardening or thickening of tissue
2. the process of becoming hard or solid by cooling or drying or crystallization;
"the hardening of concrete"
"he tested the set of the glue"
3. the act of making something harder (firmer or tighter or more compact)