量子卫星 refers to quantum satellite, which is a satellite equipped with quantum communication technology for secure transmission of information.
Think of a quantum satellite as a high-tech messenger bird that can deliver secret messages securely across long distances without anyone intercepting them.
卫星通信(wèixīng tōngxìn): Satellite communication is the use of artificial satellites to provide communication links between various points on Earth.
空间光通信(kōngjiān guāng tōngxìn): Free-space optical communication uses light beams to transmit data through space, enabling high-speed wireless communication.
卫星导航(wèixīng dǎoháng): Satellite navigation systems like GPS (Global Positioning System) use satellites to provide positioning and timing information for navigation purposes.
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