The grain refining efficiency of grain-refining aluminium ingots is studied.

研究了电解法生产的细晶铝锭的晶粒细化能力。

The grain refining efficiency of grain - refining aluminium ingots is studied.

研究了电解法生产的细晶铝锭的晶粒细化能力.

The method of grain refining on K 418 super alloy is discussed.

介绍K418高温合金晶粒细化的方法.

The method of grain refining on K418 super alloy is discussed.

介绍K418 高温合金晶粒细化的方法。

The results show that secondary normalizing can remove the wustite structure and make grain refining.

通过对几种细化晶粒方法的比较,提出采用二次正火可细化晶粒并消除魏氏组织.

Methods:After traditional Chinese medicine grain refining and fluidify, put it into bag and add vinegar to dip in.

方法：把中药微细化和液化处理，装袋加醋浸泡后外敷于两侧肾区，用药物导入仪促使药液进入人体。