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| Russian | English |
| обзорный радиолокатор вторичный | secondary surveillance radar |
| отобран для дополнительного вторичного контроля | SSSS (Secondary Security Screening Selection or Secondary Security Screening Selectee, known by its initials SSSS, is an airport security measure in the United States which selects passengers for additional inspection.: If you're on a watch list of some kind, you can expect to see SSSS on your boarding pass. Lyashenko I.) |