covariant造句
Every vector can be resolved into
covariant or into contravariant components.
每个矢量都可以分解成协变分量或逆变分量.
The
covariant equation of plane motion body in curved space - time is studied.
研究弯曲 时空 中平面运动刚体的动力学协变方程.
This decomposition may give another definition of high order tensor's
covariant derivative.
这种分解可以给出高阶张量协变导数的另一种定义.