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

比较了人造卫星在两个椭圆轨道间拱冲击过渡的迳直式和式。

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

我们的人造卫星本身将绕月球运行两天的时间。

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

人们从各处拢来庆祝成功地发射第一颗人造卫星。

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

这个人造卫星的轨道，其在离地球200英里的地。

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

全国人民为成功地发射了一颗新的人造卫星而欢欣鼓舞。

They receive television pictures by satellite.

他们通过人造卫星接收电视图像。