The Methods: To obtain ultrafine grain in new generation steel were investigated.

探索了在新一代钢中获得超细晶粒的方法.

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Ultrafine grain steel can play an important role in reducing automobile production cost.

超细晶粒钢可在降低汽车制造成本方面发挥其优势.

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The thermally stimulated currents ( TSC ) and the ferroelectric phase transition of ferroelectric ultrafine grain were investigated.

研究了铁电微晶 粉粒 的热刺激电流及其铁电相变.

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