“grain refining”的概念、定义、翻译、参考文献-科学参考

单词	grain refining
释义	grain refining Encyclopedia 工学[铸造]释 grain refining晶粒细化改变铸件凝固时的结晶生核和成长条件，使液体金属中同时或不断地产生新晶核，阻止枝晶的单向延伸而获得细小等轴晶的控制晶体生长方法。用这种方法生产的铸件一般都具有优良的力学性能。
随便看	skin effect skin electrode skin flotation skinfold thickness skin friction skin friction term skin hazard distance skin lesions skin material of airship aerostat skin microbes skin moisture improving function of health food Skinner box Skinnerian model Skinner's programmed instruction skin numbness skin oil improving function of health food skin performance of grazing livestock skin raft skin receptor skin resistivity skin ridge skin stretch forming skin toxicity skin tribology skin tumor

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