有限元解析中所采用的砂土本构模型以修正塑性应变能量为硬软化基本参量，它可以较为精确地模拟砂土的应力路径效果。

The constitutive model is developed to have a stress path-independent work-hardening parameter based on the modified plastic strain energy concept.

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SVG的特性包括：嵌套转换、剪辑路径、alpha蒙板、光栅过滤效果、模板对象，当然还有可扩展性。

SVG's feature set includes nested transformations, clipping paths, alpha masks, raster filter effects, template objects, and of course extensibility.

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SVG的主要特点包括嵌套转换、剪辑路径、alpha蒙版、光栅过滤效果、模板对象，当然还有可扩展性。

SVG's feature set includes nested transformations, clipping paths, alpha masks, raster filter effects, template objects, and, of course, extensibility.

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