... 硅酸盐相 sillicate phase 轨道定向 orientation of orbit 轨道根数 element of orbit ...
双语例句
1
The orientationof the planet's orbit is changing continuously.
该行星轨道的方向不断变化。
《牛津词典》
2
In fact, this is what almost happens, except that the nodes of the lunar orbit are gradually shifting their orientation in space.
实际上差不多就是这样发生的,只不过月球轨道交点的空间方位有渐移运动。
3
The inner orientation elements of the three-line-array CCD camera are affected by the change of the circumstance during the satellites launching and flying on the orbit.