它的大致轮廓是一个等边三角形。
龙目岛在我们眼前展开，连绵不断的一片绿，眺望过去是海滨，那里有两个小山似的轮廓突出水面，那是两个吉利小岛aire和Meno，更远的地方，有个朦胧的影子，黑色的三角形，那是巴厘岛的阿贡(agung)火山。
Beyond it's shores there are two dark silhouettes in the water, the islands Gilli Aire and Gilli Meno. Far off in the distance, looking like a shadow, rises the dark triangle of Mt. Bromo in Bali.
在一张卡纸上绘制出圆形、正方形、矩形和三角形的轮廓，并且将它们剪下来。
Stencils - draw Outlines of a circle, square, rectangle and triangle on a piece of card and cut them out.
采用三角形法测量物体三维轮廓。
The 3-d profile measurement with triangle method is presented.
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.
使用的刀具外形必须正好与要切削螺纹的轮廓一致，即三角形刀具必须用于三角形螺纹等等。
The form of the tool used must exactly coincide with the profile of the thread to be cut, i. e. , triangular tools must be used for triangular threads, and so on.
系统采用三角形摄影测量原理，借助线型激光和高速数字像机获取钢轨断面轮廓信息；
The system utilizes the triangulation photogrammetry, and obtains rail profile with the help of line-type laser and high-speed digital camera.
精确地获得光栅条纹中心线的相对偏移量，在三角形法测量物体三维轮廓技术中占有非常重要的地位。
The sub-pixel accuracy in abstracting the fringe-centerlines can be obtained by the method of barycenter after preprocessing the fringe picture using grating projection.
精确地获得光栅条纹中心线的相对偏移量，在三角形法测量物体三维轮廓技术中占有非常重要的地位。
The sub-pixel accuracy in abstracting the fringe-centerlines can be obtained by the method of barycenter after preprocessing the fringe picture using grating projection.
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