另一方面，电离层对流形态和晨昏对流圈的经向跨度及其两端的位置是基本不变的。

At the same time, the longitudinal range and the positions of the two boundaries of the ionospheric convection pattern remain basically unchanged.

youdao

另一方面，电离层对流形态和晨昏对流圈的经向跨度及其两端的位置是基本不变的。

At the same time, the longitudinal range and the positions of the two boundaries of the ionospheric convection pattern remain basically unchanged.

youdao