The use of the die successfully produced superfine grain columnar material with average grain size as 1.
利用该模具，可以在实验室制备具有超细晶粒度的板状材料。
The experiment of gold lixiviation indicates the gold of Taohua deposit mainly occurred as fine-superfine grain.
金浸取试验结果表明，桃花金矿矿石中的金以微细-超微细金为主。
Especially for superfine cemented carbide with low cobalt, crystalline grain unusually grows up through WC neck.
特别是对于超细低钴硬质合金，WC晶粒将通过烧结颈产生异常长大。
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