vector造句

• If two vectors are associated with each other as a dot product, the result is a scalar .
  如果两个向量以标量积结合，其结果为一标量。
• The scalar product of a vector with itself is the square of the magnitude of the vector .
  一个矢量自身相乘的标积等于该矢量大小的平方。
• Conversely, in many experiments it is possible to measure all the velocity vectors .
  另一方面，在许多实验中，所有的速度矢量都可以测定。
• The spirit of vector analysis is to use symbols to represent physical or geometric quantities .
  向量分析实质是用符号来代表物理量或几何量。
• average velocity is a vector quantity, in the same direction as the vector △s.
  平均速度是矢量，它与矢量s的方向相同。