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- Explore properties associated with the triangle with vertices the points of contract of three parallel tangents of the cardioid. 探讨性质：心脏线的三条平行切线切点的距离和性质，及切点构成三角形三顶点的面积和性质。
- Construct an animation displaying three parallel tangents of the cardioid in any direction, and the values of the angle at their points of contact differ by 120 degrees. 建构一动态绘图：展示心脏线在任意方向的的三条平行切线，且其接触点各间隔120度。
- This paper applies parallel tangents of nonlinear programming during the weights training of neural network and puts forward a neural network in view of fast learning algorithm. 因此，作者将非线性规划的平行切线算法用于神经网络的权值学习，提出了一种具有快速学习算法的神经网络。
- In this paper, a fast learning algorithm of forward neural net work adopting parallel tangents is presented in which the learning rate is searched for in one dimension by curve fitting method. 提出一种基于平行切线的前向神经网络快速学习算法,学习速率采用曲线拟合法进行一维搜索。
- Three Dimensional Reconstruction of Parallel Tangent Plane 平行切面三维重建
- The railway lines run parallel to the road. 铁路线和那条道路平行。
- Her experiences parallel mine in many instances. 她的经历多与我的相似。
- My experience in this matter is parallel to yours. 在这件事情上，我的经验和你的类似。
- The road runs parallel with the railway. 该公路与铁路平行。
- The two generators operate in parallel. 这两台发电机并联发电。
- The gymnast swung on the parallel bars. 体操运动员在双杠上摆动身子。
- They changed their course to something like a tangent to the earth. 他们将航线改变为差不多与地球呈正切的方向。
- Parallel to or in the plane of the horizon. 水平的与地平面平行的或在地平面中的
- It's not easy to follow her think because she's always go off at a tangent. 要跟上她的思路并非易事，因为她老是突然扯到题外去。
- As you do, let your imagination go off on tangents. 当你这样做的时候，让你的想象力从交点上游离开来。
- A plow equipped with several blades that make parallel furrows. 多铧犁一种具有几个能翻平行垄的刀口的犁
- Draw two tangents to the two branches of the curve. 画出该曲线两个分支的两条切线。
- The painting is without parallel of the greatest artistic level. 这幅图画有无与伦比的艺术价值。
- The tangent may be used to find the direction. 这方向也可用正切求得。
- Parallel lines converge at infinity. 平行线永不相交。
