Through utilizing controlled cooling technique on large section bearing steel bar after rolling ,an ideal initiation structure sorbide can be attained.
利用快速冷却技术,可以得到球化理想预组织──索氏体。
Through utilizing controlled cooling technique on large section bearing steel bar after rolling ,an ideal initiation structure sorbide can be attained.
利用快速冷却技术,可以得到球化理想预组织──索氏体。
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