The calculation progress of the regular triangular element fi - nite element method is given.
给出规则的三角形单元的有限元素法的计算过程。
The area coordinate method has been successfully applied to construct triangular elements.
构造四边形单元时，应用面积坐标方法有其优点。
Then we use the triangular-centroid method to estimate the location of the unknown nodes.
然后再利用三边循环法估计未知节点的位置。
Then we use the triangular-centroid method to estimate the location of the unknown nodes.
然后再利用三边循环法估计未知节点的位置。
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