双轴伸长;
The increase mechanism of dislocation and micro-voids in deep drawing sheet steel during forming paths of uniaxial tension, plane strain and equal biaxial stretch was studied by using positron annihilation lifetime method.
本文应用正电子寿命法研究了深冲钢板在单向拉伸、平面应变和等双向拉伸变形过程中的位错和微空洞增长机制。
简答网 · 双语娱乐资讯
简答网 · 初中英语作文
简答网 · 中考英语
简答网 · 四六级英语