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1. UAV: the eye of the air in coastal defense and frontier defense.2. Unmanned driving: an intelligent helper for land and sea transportationUnmanned technology: coastal defense, islands and frontier defense's new help to defend the motherland.

2. Security and confidentiality issues2. Task execution in dangerous environment1. UAV: the eye of the air in coastal defense and frontier defense.

China has a long coastline, numerous islands and vast land borders, and it is difficult for traditional monitoring methods to cover these vast areas. Unmanned technology can solve this problem well. Drones and unmanned devices can extend the monitoring range and fill the dead ends of monitoring. No matter in the waters around distant islands or in the inaccessible border mountainous areas, unmanned technology can continuously monitor and ensure that China's coastal defense islands and border defense areas are always under monitoring.Second, the meeting point between the needs of coastal defense islands and border defense and unmanned technology