For eliminating the errors in deformation measuring and improving the accuracy in hole-drilling method, this paper presented an optical technique, grating rosette and moire interferometry.
针对钻孔法测量残余应力方法中变形测量存在的误差，提出用光栅应变花测量钻孔所释放的残余应变。
2
The analytical method of stress analysis strain rosette takes much time and Labour in the experimental stress analysis.
在实验应力分析中，用解析法进行应变花的应力分析，既费时又费工。
3
Since the EPF can enhance anti-lymphocyte serum inhibited T cell rosette formation, therefore, the rosette inhibition test is the classic method of detecting EPF activity.