vector sum
英 [ˈvektə(r) sʌm]
美 [ˈvektər sʌm]
矢量和
英英释义
noun
- a vector that is the sum of two or more other vectors
双语例句
- The dominant orientation of a joint group is the corresponding occurrence of the vector sum if some of the upward unit normal vectors are reversed. comparing NW component with vector sum of SN and WE in NW orientation, the errors are small.
对某组节理面向上的单位法向量进行部分反向后，其矢量之和对应的产状即为该组节理面的优势方位。NS向、EW向与NW向的比测误差基本正常； - Only if the component vectors are on a straight line will the length of the vector for the sum be equal to the sum of the lengths of these components or to their difference.
只有当几个分矢量在一直线上，那么表示其和的矢量长度才会等于这些分量的长度和或它们的差。 - The mutual coupling effect brings about vector sum of coupling energy between array antenna elements changing with the scan angle, that may result in larger power reflection in specific frequency and direction, and makes radiation pattern resulting in false beam segment.
互耦效应导致阵列天线单元间耦合能量的矢量和随扫描角而变化，在特定频率和方向上可能产生较大的功率反射，并且引起方向图出现虚假波瓣。 - Moreover total virtual alternation force of the entities is the vector sum between all intersected cubes on two kinds of FV and EE basic contact modes.
而其实体的总的虚拟交互力是在FV和EE两种基本接触模式下所分割的所有立方体间的矢量和。 - Any two vectors whose vector sum equals a given vector are called the components of that vector.
假如任意两个矢量的和等于一个给定的矢量，这两个矢量就称为该给定矢量的分量。 - A Matrix Expression of the Vector Sum of Internal Forces in a Particle System Equals to Zero
合内力为零的矩阵表示 - Multi-factors Risk Analysis for Investment Project& Weighted Vector Sum
投资项目多因素风险分析与加权矢量和 - In a dynamic situation the vector sum of the forces acting on the body vanished as in the static case.
在动力学状态下，作用在物体上的力和矢量和与静力学情形一样化为零。 - In so far as linear motion is concerned, a body is in equilibrium if the vector sum of the forces acting upon it is zero.
就线性运动而论，如果作用于严格物体上的诸力的矢量之和是零，那么这个物体就处于平衡状态。 - So the vector sum method can be widely used in practice.
因此该方法在工程实践中有望得到广泛的应用。