规定了方向的线段叫做有向线段。有向线段的方向是从一点到另一点的指向，这时线段的两个端点有顺序，我们把前一点叫做起点，另一点叫做终点。
网络释义专业释义
双语例句原声例句
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将扫描体与复杂曲面法矢的求交问题，转化为三角网格与有向线段之间的求交计算。
The intersection of sweep volume with complicated surface normal is transformed into computation of intersection between triangular mesh and directed line segment.
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通过分析配电网的有向拓扑图，建立了配电网的数学模型——节点线段关联矩阵，并在该数学模型的基础上，分析归纳出节点阻抗矩阵各元素的计算方法。
According to the feature of network configuration and based on multi-port compensation technique, the approach uses the network branch equation to directly constitute the nodal impedance matrix.
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You can either think of it as an arrow and imagine the arrow, or you can reduce it to a pair of numbers, x and y.
你既可以用有向线段来表示,也可以用一组数字来表示,x 和 y
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$firstVoiceSent
- 来自原声例句