orbits

The orbits around the Earth are too valuable to let this happen.

宝贵地球轨道资源,不允许这种事发生.

The planets occupy orbits that are regularly spaced according to a pattern first noticed by Bode.

行星动行的轨道在空间的位置是有一定规则的,波特首先注意到了这种规律性.

The concepts of penetrating and non-penetrating orbits must be modified.

必须修改贯穿式轨道和 非 贯穿式轨道的概念.

This classification is the analogy of our previous picture of stable orbits.

这种区分类似于前面的稳定轨道图形.

They knew each other by sight, but their orbits did not touch.

他们见面认识, 但各自的生活圈子互不搭界.

Other enumeration problems lead us to the study of orbits of permutation groups.

其它的计数问题引导我们去研究置换群的轨道.

All the orbits lie nearly in the same plane.

所有物体的轨道几乎都在同一平面上.

There are about 800 comets whose orbits are known.

人类已经知道有运行轨道的彗星大约有800颗.

Mars, Venus and the other planets move in eccentric orbits.

火星 、 金星及其他行星沿不正圆的轨道运行.

As a companion star orbits its primary , it alternately approaches and recedes from the Earth.

当伴星围绕着主星运转时, 它交替地朝着地球或背离地球运转.

The orbits of such faint asteroids are not yet known.

但是对于这样暗的小行星的轨道,迄今尚未弄清.

They spin like fiery planets lots from their orbits.

他们象离开了轨道,冒着火的星球那样旋转.

The man-made satellite orbits the earth every 48 hours.

那颗人造卫星每48小时绕地球轨道运行一周.

In fact, the body movement orbits is round as well.

事实上, 身体的运动轨迹也是圆的.

The Earth orbits in an ellipse.

地球轨道呈椭圆形。