We want to know whether a given vector field with components P, Q and R can be written as f sub x, f sub y and f sub z for a same function f.
要看向量场,能否写成，其中f是同一个函数。
The relationship among three sub-environments and the structure, feature and function of each sub-environment are discussed.
研究了其三个子环境的结构、特点和功能以及相互之间的关系。
The relationship among three sub-environments and the structure, feature and function of each sub-environment are discussed.
研究了其三个子环境的结构、特点和功能以及相互之间的关系。
应用推荐