为了获得足够的应变积累来克服动态再结晶的临界应变，低温大变形量的变形是基本条件。
Lowering temperature window of rolling and large strain accumulation is basic condition for exceeding of critical strain for dynamic recrystallization to refine austenite grain size.
为了获得足够的应变积累来克服动态再结晶的临界应变，低温大变形量的变形是基本条件。
Lowering temperature window of rolling and large strain accumulation is basic condition for exceeding of critical strain for dynamic recrystallization to refine austenite grain size.
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