ballast accumulated deformation 道床累积变形
accumulated plastic deformation 累积塑性变形 ; 累积变形
The dynamic strength and accumulated deformation characteristics of subgrade filling are one of the most important factors affecting the normal operation of high speed railways.
高速铁路路基填料的动强度和累积变形特性是保证高速铁路正常运营的重要因素之一。
The cycle stress ratio is the ratio of dynamic strength and soil static strength, as it passes the critical cycle stress ratio, accumulated deformation takes on and soil strength declines.
土体在动力荷载作用下，当动荷载与土体静强度的比值即循环应力比超过某一临界循环应力比时，土体才会发生累积变形和强度弱化。
This model is represented in terms of a "damage index" which is a nonlinear function of maximum deformation and accumulated energy dissipation, and follows Weibull distribution.
此模型由一“破坏指标”表示，它是最大变形和累积能量耗损两个参数的非线性函数，其统计特性服从威布尔分布。
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