摘要
本文介绍了根据散斑测微小位移原理测金属丝杨氏模量的方法。
This paper presents a method for measuring the young's modul-us of a filament on the basis of the principle for measuring a mini-di-splacement by laser speckle.
出处
《长春光学精密机械学院学报》
1989年第2期74-78,共5页
Journal of Changchun Institute of Optics and Fine Mechanics
关键词
杨氏模量
激光
散斑
Δ函数
young'smodulus
s peckle
delta function
