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3. Unmanned shops, hotels and banks: the service guarantee of frontier islands.1. UAV: the eye of the air in coastal defense and frontier defense.

Third, the challenges and countermeasures of unmanned technology applied to coastal defense islands and border defense2. Security and confidentiality issues1. UAV: the eye of the air in coastal defense and frontier defense.

First, the frontier development and multiple capabilities of unmanned technologyThere are many dangerous environments and tasks in coastal defense islands and border defense work. For example, maritime patrols in bad sea conditions, patrols in disputed border areas, etc. The application of unmanned technology can make people avoid directly facing these dangers. Unmanned aerial vehicles can patrol the sea area in front of storm warning, and unmanned vehicles can patrol the border minefield, which greatly reduces the risk of casualties and ensures the task.2. Task execution in dangerous environment