The definition of work suggests a third process of vector algebra, namely, scalar multiplication of two vectors.

功的定义用到矢量代数的第三种运算，即两个矢量的标积。

youdao

The definition of work suggests a third process of vector algebra, namely, scalar multiplication of two vectors.

功的定义用到矢量代数的第三种运算，即两个矢量的标积。

youdao