在和对角线的-背面的三角形的背面留下的边细分对角线的区段离别的。
Subdivide the diagonal section at the back-left side of the triangle with one diagonal-back parting.
把一张正方形的纸沿着对角线折成三角形，然后再对折一次。
Fold a piece of squared paper along the diagonal into a triangle, and fold into another triangle.
剪变弹簧，四边形面的对角线重合。提供抵抗布料剪切变形的力。
Shear Springs are built on the diagonals of quad faces and provide some resistance to shearing forces in the cloth.
思路是设计一个矩形辅助窗口，并利用“四边形对角线交换”技术来获得简单多边形的三角剖分。
The TSP problem is solved by designing an auxiliary square window and utilizing a "quadrilateral diagonal exchanging" technique.
加泰隆数又是用不相交的对角线划分几边形成三角形的方式数。
The Catalan numbers also count the number of ways in which ann-gon can be dissected into triangles by nonintersecting diagonals.
无对角线四边形法是建立建筑方格网中二级网的有效方法。对于建筑方格网来说，重要的方面之一是可以评定网中任意元素的精度。
One of the important factors involved in building a square grid is the way to estimate the precision of any elements in the grid.
针对采石场爆破环境较为复杂的特点，确定采用三角形布孔，对角线起爆的爆破方案；
Considering the stone quarry environment was complicated, the initiation plan of triangular drilling and diagonal detonation were employed;
一个三角形区段被放置在中心向后地和与在任一边上的对角线-向前的分别一起区段的背面剩余物。
A triangle section is positioned at the center back with the remainder of the back sectioned with a diagonal-forward parting on either side.
一个三角形区段被放置在中心向后地和与在任一边上的对角线-向前的分别一起区段的背面剩余物。
A triangle section is positioned at the center back with the remainder of the back sectioned with a diagonal-forward parting on either side.
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