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1·This quadrilateral has a very regular shape.

这个四边形的形状很规则。youdao

2·The children are drawing quadrilateral figures.

孩子们在画四边的图形。youdao

3·There is a quadrilateral flower - bed in the garden.

花园里有个四边的花坛。youdao

4·The teacher showed a quadrilateral.

老师展示了一个四边形。youdao

5·This quadrilateral pattern is very beautiful.

这个四边的图案很漂亮。youdao

6·We use quadrilateral building blocks to build a house.

我们用四边的积木搭房子。youdao

7·There is a quadrilateral photo frame hanging on the wall.

墙上挂着一个四边的相框。youdao

8·There is a quadrilateral running track on the playground.

操场上有个四边的跑道。youdao

9·The designer drew a quadrilateral sketch.

设计师画了个四边的草图。youdao

10·This quadrilateral has a large area.

这个四边形的面积很大。youdao

四边形

1·The quadrilateral area coordinate is adopted instead of the isoparametric coordinate.

采用四边形面积坐标来代替等参坐标。

2·Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.

本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。

3·Using acoustic equation, the paper conducts spline interpolation for step surface data and results in quadrilateral grid partition coincident with relief surface.

本文利用声波方程，对阶梯状地表数据进行样条插值处理，得到了与起伏地表比较吻合的四边形网格剖分。

4·You will understand two color pattern of the Left, the triangle is smooth coloring, with the quadrilateral plane coloring.

你将理解两种着色模式，在左图中，三角形用的是光滑着色，四边形用的是平面着色。

5·A kite is a quadrilateral with one line of symmetry.

风筝是个有一条对称线的四边形。

四边的

1·Package is trilateral sealing and quadrilateral sealing form.

包装形式有三边封口和四边封口。

(1)quadrilateral element四边形元