细晶超 塑性(Micrograinsuperplasticity)因为其组织须具有微细的晶粒结构(Fine-Grain Structure),又称为组织超塑性(Structuralsuperplasticity),而且操作温度固定,也 称为恒温超塑性(IsothermalSuperplasticity)。
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The fine grain structure was built in the forging process, and the physical properties of the metal were improved.
锻件过程建造了精致的颗粒结构，并改进了金属的物理属性。
The microstructure and fine structure of weld fusion zone for high strength fine grain steel were studied.
研究了高强度细晶粒碳素钢焊接接头熔合区附近的显微组织及精细结构。
The short cracks deflect more severe in coarse grain structure than in fine grain one, result in roughness induced crack closure effect, therefore exhibit slow crack growth rate.
粗晶组织比细晶组织的裂纹偏折更大，粗糙度诱发闭合效应更强，因而裂纹扩展较幔。
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