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
- So, we want to decompose the position vector into a sum of simpler vectors.
故我们是把位置向量，分解为简单向量的和。 - However, on the border of this region, owing to the ordered distribution of the hydroxyl electric moment, the vector sum of the electric moment per unit area is not equal to zero, which allows the moisture to be absorbed on the surface of the region.
在晶区边界上，由于羟基电矩的有序分布，单位面积上电矩的矢量和不等于零，水分可以被吸着在晶区表面上。 - 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。 - 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。 - As mentioned above, we have not explicitly used the first condition for equilibrium, that the vector sum of the forces be zero.
如上所述，我们没有直接应用第一平衡条件，即力的矢量和为零。 - But if you wanted to create a vector to sum each row, you might be inclined to try the following
但是，如果希望创建一个向量来求每行的总和，您可能会编写下面这样的代码 - Locating a Center-point of the Circular Projection Based on a Gray-scale Image and Vector Sum
基于灰度图像和矢量的圆心定位 - In an infinite dimensional space there always exist two subspaces whose vector sum is different from their span.
在一无限空间中恒存在两个子空间，其矢量和与其张成空间不同。 - To solve this problem, a new method of direct gray-scale feature extraction based on the circular projection algorithm and the vector sum for testing the quality of the pressed character is presented.
提出了利用圆周投影和矢量和直接获取灰度压印字符的质量判别特征值，以标准压印字符为模板进行快速的标牌压印字符在线检测。 - 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。