渡槽支架采用空间梁单元模拟；
采用空间梁单元模拟高墩、大跨桥梁实际结构。
Spatial beam element is adopted to simulate large-span bridge with high-pier.
本文采用无厚度的接触界面单元模拟层面，进行了坝体的渗流分析。
In the paper, the dam seepage analysis is conducted with no depth contact interface element to simulate layer surface.
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