材料尺度 meaning in Chinese
scantling
Examples
- Owing to the extremely small dimensions , nanometer materials are structurally characterized by a large volume fraction of grain boundaries or interphase boundaries , which exhibit some unique structural characteristics and novel properties with respect to the conventional coarsegrained polycrystalline materials
由于纳米粉体材料尺度极小，使之表面原子数、表面能急剧增加，产生了宏观物体所不具有的表面效应、小尺寸效应、量子效应及宏观量子隧道效应等新的性能。