gradient vector field造句

例句与造句

1. therefore the gvf ( gradient vector field ) is used to substitute the traditional potential field and it overcomes the defects of the traditional active contour
   于是，我们采用一种梯度向量流场作为外力，从而有效地克服了传统势能场的弱点，给曲线的移动以很好的指向。
2. It's difficult to find gradient vector field in a sentence. 用gradient vector field造句挺难的