使用多边形套索工具(L)按住shift，创建一个三角形，以保证每条线都是直的。
Select the Polygonal Lasso Tool (l) and create a triangular shape -holding down the Shift key whilst making the triangle will ensure each side is perfectly straight.
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.
在密西西比三角洲，27%的家庭生活在贫困线以下，这也使得此地成为我国相对贫困集中的地区之一。
In the Mississippi Delta, some 27% of families live below the poverty line, making it one of the densest concentrations of relative deprivation in the country.
只有在平坦的宇宙中，空间才符合标准的几何规律——三角形的内角和精确地等于180度，平行线永远不相交。
Only in a flat universe does space obey all the standard geometry-class rules-the angles of a triangle add up to exactly 180 degrees and parallel lines never meet.
大部分人都会说这些点不是随机排列的，而是组成了个三角形，尽管组成三角形的线和角并不存在。
The vast majority of people would say that these dots aren't random and form a triangle even though the lines and angles necessary for a triangle to exist aren't really there.
此外，graphics类还给出了可用来绘制诸如矩形、曲线、圆角矩形、线、三角等这类基础图形的其他便捷方法。
Besides these, the graphics class exposes a lot of other convenient methods that can be used to draw other basic shapes like rectangles, curves, rounded rectangles, lines, triangles, and so on.
在此图中，密西西比三角洲位于左侧，由于“深水地平线”钻井平台爆炸并沉没而泄漏出来的银色浮油漩涡清晰可见。
With the Mississippi Delta on the left, the silvery swirling oil slick from the April 20 explosion and subsequent sinking of the Deepwater Horizon drilling platform is highly visible.
一个三角形的窗户提供了附近和远处的城市天际线的景观。
A triangular window provides views of the neighbourhood and the city skyline in the distance.
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.
百慕大三角是指由一条从佛罗里达（半岛）到百慕大群岛、再到波多黎各、之后回到佛罗里达的线所围成的一片位于大西洋海域的三角形海域。
The Bermuda Triangle is a stretch of the Atlantic Ocean bordered by a line from Florida to the islands of Bermuda, to Puerto Rico and then back to Florida.
几条线组成一个三角形？三个。
她帮我配了一副小巧的三角形的助听器。她小心地帮我把接收器，一个柔韧的穹顶似的东西，带一根细塑料线，塞进我耳朵。
She fitted me with a tiny pair of triangle-shaped hearing AIDS. She gently maneuvered the receiver, a small malleable dome with a thin plastic wire, into my ear.
他们把一条鱼的侧面分割为鱼头、鱼身、鱼鳍几部分，用直线、孤线、三角形和圆圈等来表现。
For example, they divided the design of a fish into head, body and fins, alternating straight lines with curves, triangles and circles.
作为珠江三角洲城际快速轨道交通网络的一部分，广佛线连接了广州与佛山这两个广东省内的主要城市。
As part of Pearl River Delta Intercity RapidTransit Network, Guang-Fo Line links two major cities of Guangdong province: Guangzhou and Foshan.
该文提出一种画高次三角形单元等值线的离散方法。
A discrete method for contouring of high order triangular elements is presented in this paper.
介绍了三角活塞旋转发动机的工作原理，提出了气缸型线的创成方法和计算公式。
This paper introduces the operating principles of the triangle piston circulating engine and puts forward the methods to create model line of cylinder and calculating formula.
画一条对角线，把正方形分成两个三角形。
Draw a diagonal line to divide the square into two triangles.
最后，将山脊线或山谷线“雏形”中封闭的三角形断开，并剔除过短的山脊线和山谷线。
Finally, the closed triangles in ridge and valley axes are broken and the short branches are removed.
DEM数据结构有离散点结构、规则格网结构、不规则三角网结构、等高线结构和混合结构五种。
The data structures of DEM have five kinds of structure, including dispersed point, regular network, triangle irregular network, counter and mixing structure.
把衬布放在反面，用三角针法缝纫衬布的边，至省道的缝止线。
Place the interfacing on the wrong side and use a catch stitch tow sew the edges of the interfacing to the stitching line of dart.
在基于等高线建立的数字高程模型TIN中，由平坦三角形连接成的平坦区域不能真实地反映地表的真实形状，需要进行适当地修正。
IN TIN of digital elevation model constructed from contours, flat areas which are made up of flat triangles can not reflect the real shape of the surface, so that they need be corrected properly.
浮法玻璃生产线玻璃带厚度在线检测技术采用了激光三角法位移测量原理，在退火窑热端进行玻璃带测厚的方案。
Adopt laser trigonometry displacement measure theory in the detection of glass thickness on line and the method in the hot side of annealing kiln.
针对矩形网格法的不足，提出了用三角形网格法实现气象场等值线自动分析方法。
Considering shortcomings of the rectangle-mesh method, a method is proposed for drawing automatically meteorological contours by using triangle-meshes.
传统的基于轮廓线三维重建方法中，直接采用由序列轮廓线生成的平面三角片拟合曲面，重建的效果和表达的信息均有限。
In traditional method, flat triangles produced by listed contour data are used directly to fit the surface in which the reconstructed effect and the expressive information are limited.
传统的方法直接采用由序列轮廓线生成的三角片来拟合曲面，重建的效果和表达的信息均有限。
Flat triangles produced by listed contour data are used directly to fit the surface in traditional method, in which the reconstructed effect and the conveyed information are finite.
针对角膜轮廓线是凹的特点，对轮廓线重构算法做了改进，以便能构造出正确的角膜表面三角形网格。
Against the concave characteristics of corneal contour, we improve the algorithm of contour reconstruction to increase the robust of algorithm and obtain the triangle mesh of corneal surface.
研究促进剂tbsi在全钢载重子午线轮胎上三角胶和胎体胶中的应用。
The application of TBSI accelerator in upper bead filler and carcass compounds of BTR tire was investigated.
研究促进剂tbsi在全钢载重子午线轮胎上三角胶和胎体胶中的应用。
The application of TBSI accelerator in upper bead filler and carcass compounds of BTR tire was investigated.
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