Apsidal transfer can be carried out straightforwardly or by devious ways.

比较了星在两个椭圆轨道间远拱点冲击过渡迳直方式和迂回方式。

Our satellite itself will orbit around the moon for a period of two days.

我们星本身将绕月球运行两天时间。

People come from everywhere to celebrate the success of the launching of the first sattelite.

们从各处拢来庆祝成功地发射第一颗星。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个星轨道，其最远点在离地球200英里地方。

The people all over the country exulted in the success in launching a new satellite.

全国民为成功地发射了一颗星而欢欣鼓舞。

They receive television pictures by satellite.

他们通过星接收电视图像。