钢板应为全镇静钢且经奥氏体精细粒度处理。规格化的，规格化及回火的或淬火及回火。(译文请指正)。

The plates shall be fully killed and shall be fine austenitic grain treated. They shall be normalized, normalized and tempered or quenched and tempered.

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在横轧前增加正火工序，改善钢的奥氏体晶粒度，消除混晶组织。

Normalization procedure was added before the transverse rolling for improving steel austenite grain fineness and removing mischcrystal structure.

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提出了通过显示奥氏体实际晶粒度、裂纹形貌和扩展方式来分析热锻模具型腔表层塑性变形行为的试验方法。

This paper advanced a study method that can observe plastic deformation behavior of surface layer of die cavity by showing austenite grain, size, crack morphology and propagation mode.

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