| 1. | The measured result is consistent with that of dps - 4 , which is obviously that ionospheric transmeridional drift is east in nighttime , and ionospheric meridional drift is south 结果与用dps - 4数字化测高仪得出的结论具有一致性,即海南地区电离层纬向(东西方向)漂移在夜间有显著的东向,经向(南北方向)通常向南。 |