Mechanical method is a categoryof measuring residual stress. In the category, hole-drilling method, ring-core method and dissecting method are commonly used.
机械法是测残余应力的一类方法,其中常用的有盲孔法、环芯法和剖分法。
2
The categoryof the building material is numerous, the ring is metals material, such as steel, aluminum material, copper material.