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 time and observation updates produced, respectively, the vector sum and intersection of two ellipsoids.
算法的时间更新和量测更新过程分别产生两个椭球的向量和与交。 - 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。 - The algorithms use Scalar Product Protocol, Index of the Minimum Value of Vector Sum Protocol, Secure Multiparty Multiplication Protocol, Secure Comparison Protocol and so on to achieve the privacy protection.
所提的算法通过采用点积协议，向量和最小值的索引协议，安全多方除法协议，以及安全比较等协议达到隐私保护。 - 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。 - 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。 - 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。 - 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。 - 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 - 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。