这种模型主要采用壳单元来模拟焊缝，这样不但很好地保证母体板材与贴板的连接，而且大大减少了前处理的工作量。
In the model, shell elements are adopted to simulate welds, which not only well ensure the connection between parent plates and flitch plates, but also was the work amount of pretreatment reduced.
采用有限单元法对升船机卷筒结构进行整体计算，提出了有限元分析的力学模型，对筒壳、幅板的强度及刚度作了全面分析。
The paper USES finite element method to calculate the whole reel structure of a ship lift and presents the mechanical model of finite element analysis for the structure as a whole.
采用3节点或4节点空间板壳单元离散整个白车身，建立了细化力学模型。
Dispersing the whole BIW with 3d shell elements of 3 or 4 nodes created the fine FEM model.
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