物体由于外因（受力、湿度、温度场变化等）而变形时，在物体内各部分之间产生相互作用的内力，以抵抗这种外因的作用，并力图使物体从变形后的位置回复到变形前的位置。
对变形三维云纹图进行了分析，得出了三维应变分布图。
The deformed 3-d Moire fringe patterns are analyzed, and the deformed strain distribution patterns are obtained.
对一定区域内不同部位的岩石有限应变进行系统的测量就可以得到这个区域内的应变分布图象—应变型式。
Regional strain distribution pictures, strain patterns, may be determined by systematically measuring the finite strains in rock at the various spots in the relevant regions.
对计算得到的轮包成形极限图、应力应变分布图进行了分析，并采用基于网格分析法的物理实验验证了有限元建模的可靠性和正确性。
The validity of modeling, the accuracy and reliability of simulation results for stamping forming processes of hubcap are affirmed on the basis of grid strain analysis technique.
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