ionosphere造句
Therearetimeswhenthefieldisnorthwardandtherearestrongflowsinthedaysidepolarionosphere.Theresearchersfoundthatalmostalloftheearthquakesdowntoadepthofabout35kmwereprecededbydistinctelectricaldisturbance...
Therearetimeswhenthefieldisnorthwardandtherearestrongflowsinthedaysidepolarionosphere.Theresearchersfoundthatalmostalloftheearthquakesdowntoadepthofabout35kmwereprecededbydistinctelectricaldisturbance...