1) the third version of area coordinate
第三类面积坐标
1.
In this paper, the third version of area coordinate systems for quadrilateral elements (QAC-III) with two coordinate components (T1, T2) is systematically established.
该文系统地建立了具有两个坐标分量(T1,T2)的四边形单元第三类面积坐标系统(QAC-III)。
2) area coordinate
面积坐标
1.
Analytical trial function method for plane elements based on quadrilateral area coordinate theory;
基于四边形面积坐标的平面单元解析试函数法
2.
The triangular elements and area coordinates are used to solve the numeric solution.
应用三角剖分、引入面积坐标来求出方程的近似解。
3.
In this paper, a new quadrilateral thin-thick plate bending element with only 12 degrees of freedom, TACQ, is developed by using the area coordinate method.
本文采用四边形面积坐标，利用假设剪切应变场方法和广义协调理论构造出一个具有12个自由度的四边形厚薄板通用弯曲单元TACQ。
3) area coordinates
面积坐标
1.
The enclosure test is done using area coordinates.
本文引入面积坐标进行包含性检验，提出移动包围盒技术，给出了一种通用性强，贮存量小，准确性高，简单快速且易于在微机上实现的消隐算法。
2.
It was proved that the area coordinates of plane triangle element and the volume coordinates of tetrahedron element are equivalent to the oblique Cartesian coordinates by the analytical and geometrical methods.
本文通过分析法和几何法证明:在有限元法和边界元法中,平面三角形单元的面积坐标或四面体单元的体积坐标与由这些单元的二边或三边构成的斜交笛卡儿二维坐标或三维坐标,尽管定义不同,而其内容却是完全对等的。
3.
In this paper, the differential and integral formulas for area coordinates in quadrilateral elements are presented.
构造四边形单元时，应用面积坐标方法有其优点。
4) area coordinate system
面积坐标系
1.
The area coordinate system, which has more quadrant information than the rectangular coordinate system, was used to derive the augmented quadrant based linearization method to solve the optimal range location problem.
利用面积坐标系比直角坐标系具有更多象限信息的特点 ,推导了 3站和一般情况下非线性测距方程的精确线性化方法 ,解决了最佳线性测距定位估计问题。
5) canonical coordinates of the second kind
第二类典范坐标
6) canonical coordinates of the first kind
第一类典范坐标
补充资料：第三
1.复姓。汉田广孙田癸为第三氏。见宋邓名世《古今姓氏书辩证》卷三十。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条