释义 |
P矢量 以上为机器翻译结果,快速获取精准的人工翻译结果,建议选择有道人工翻译 - 1
Let's say that my vector field has components p, Q and r. - 2
So, the position of this point, p, is going to be the same as OP knowing the vector OP from the origin to this moving point. - 3
Well, at point P, the velocity vector QP is perpendicular to the line QP, 1 so the sine of that angle is one.
|