用测得的动弯沉反算出地基反应模量。
By measuring dynamic deflection of the slab, the foundation reaction modulus is got.
机场水泥混凝土道面结构参数包括板厚、混凝土弯拉强度和弯拉弹性模量、地基反应模量。
Airport cement concrete pavement structural parameters include slab thickness, concrete bending strength elastic modulus and foundation reaction module.
采用轴对称动力有限元结合系统识别反分析理论进行路面模量反算，考虑了落锤式弯沉仪（FWD）荷载作用下的路面反应动力效应。
This essay adopts limited units of axial symmetry and theory of system recognizing backcalculation, in which the dynamic effect of the road surface reaction to load of FWD is considered.
土的动剪切模量比和阻尼比是工程场地地震安全性评价工作和土层地震反应分析中不可缺少的重要参数。
The dynamic shear modulus ratio and damping ratio of soil are indispensability for seismic safety evaluation and soil layer seismic response analysis of engineering sites.
从故障反应能力、对各类故障的灵敏度以及采用多模量时检测故障的冗余度等方面对各变换阵进行了分析比较。
Analysis and comparisons are made for those transformations according to the sensitivity and redundancy to all types of fault.
动三轴试验主要确定土的动剪切模量和土的动阻尼比，而这些参数又是地震动反应分析中的重要参数，该参数的取值小直接影响了桥梁的勘察设计。
Dynamic triaxial test is mainly used to determine the dynamic shear modulus & dynamic damping ratio of soil, which are the important parameters for seismic response analysis.
假定土层的剪切模量随深度线性变化，得到土层的最大位移反应的均值和方差。
Assuming that shear modulus of the soil foundation is linear along depth, the mean and the variance of the maximal displacement response are obtained.
在本模型中考虑了土壤特性（如密度与剪切模量） 沿深度的非均匀变化，通过对典型场地剖面的数值计算探讨了有关因素对场地地震反应的影响。
In thiS model, non-uniformly variations of soil density and shear modulus with depth are taken into consideration. Numerical computations are conducted for typical cases.
考虑化学反应对温度的影响，通过温度作用下的弹性模量，提出了岩石温度损伤模型。
Thermal-mechanical-chemical coupling damage model of brittle rock is established based on damage mechanics.
考虑化学反应对温度的影响，通过温度作用下的弹性模量，提出了岩石温度损伤模型。
Thermal-mechanical-chemical coupling damage model of brittle rock is established based on damage mechanics.
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