u, v and w are the component of velocity vector u at x, y and z axes的翻译：u, v and w are the component of velocity vector u at x, y and z axes 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

U，V和W是元件在X，Y，Z轴的速度向量u

u, v and w are the component of velocity vector u at x, y and z axes

U, V and W are the component of velocity vector U at X, Y and Z axes

u, v and w are the component of velocity vector u at x, y and z axes