...缩下的位移, 经过数值微 分操作计算出组织内部的应变分布情况, 并以灰度 图或者伪彩图的形式显示, 称为应变图像 ( strain image) 或者弹性图像 (elastogram, elasticity image) , 用来间接描述组织内部的弹性模量分布。
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试验结果表明，数字图像相关方法具有可行性，能够有效地测量混凝土在疲劳荷载作用下的位移和应变。
Test results demonstrated that digital image correlation method was effective, which could precisely measure the displacement and strain distribution in concrete under fatigue loading.
依据上述反演结果，模拟了区域主要断层运动引起的水平位移、应变速率场图像，显示了边界断裂及其之间的相互作用。
According to above results, the horizontal displacement and strain field caused by the main fault movement have simulated and showed the interactions among boundary faults.
在该装置中图像配准的处理算法以公式表示，应用这些算法可以确定位移图和表面应变。
Image-processing algorithms were formulated for image registration. These were used to determine displacement mapping and then surface strains.
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