详细分析了动力显式算法中虚功方程的空间域有限元离散方法和有限元方程的时间域中心差分离散方法。

The spatial field FE discrete method of the virtual work equation and the time field central difference discrete method of the FE equation in the dynamic explicit method are described in detail.

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公共广场成为附近原有高地和正广场之间的过渡地带，是现有公共领域的阶梯式扩展空间，并在区域中心形成了人行通道。

The plaza has been designed as a terraced extension of the existing public realm and encourages pedestrian movement within the heart of the site.

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