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3. Unmanned shops, hotels and banks: the service guarantee of frontier islands.3. Efficient logistics support needsFirst, the frontier development and multiple capabilities of unmanned technology

1. Adaptability challenges in complex environmentsFirst, the frontier development and multiple capabilities of unmanned technology3. Efficient logistics support needs

2. Security and confidentiality issues1. Monitoring requirements in a wide area1. UAV: the eye of the air in coastal defense and frontier defense.