| 1. | The materials with metastable structures , e . g . , nanostructure and supersaturated solid solutions , have unique physic , chemical and mechanical properties , and get extensive application in many fields 具有纳米晶、过饱和固溶体等亚稳态结构的材料具有独特的物理、化学及机械性能,因而在诸多领域获得了广泛的应用。 |