VLR造句
AnOnboardVLRDatabaseManagementMethodforLEOSatelliteSystemsVDN2P-servesasthereversemappingmechanismforthevisitorlocation(VLR)database....
AnOnboardVLRDatabaseManagementMethodforLEOSatelliteSystemsVDN2P-servesasthereversemappingmechanismforthevisitorlocation(VLR)database....