讨厌
发表于 2025-3-28 18:14:33
10楼
indicate
发表于 2025-3-28 21:18:27
Book 1978ecause the· magnetosphere and its environment are filled with plasma in which electric current can easily flow, dynamic processes that occur in the magnetosphere tend to produce perturba tions in the geomagnetic field. Geomagnetic data have therefore pro vided valuable means for sensing the proces