动量

Angular momentum can accompany nonrotational motion.

非旋转的运可伴随着有。

Those variables for which it holds (e.g., momentum and position, or energy and time) are canonically conjugate variables in classical physics.

那些具有的变(如位置,或时间)是经典力学里的正则共轭变。

The main task of this course is to impark the gesture, basic step methods, counter-attack skill, and combined technique and exercise.

其特点是运及运强度小，学内容丰富而简单，以柔和缓慢，修身养性的健身项目为主。

According to this hypothesis, the solar wind could transfer energy and momentum to the plasma surrounding the earth only by wave motions along the magnetopause.

根据这项假说，太阳风只靠磁层顶上的波，来传递给地球四周的电浆。