Business Insider·· 2 天前AI 评分31
A US Army general says he had a change of heart about high-flying balloons after seeing them in action
A US Army general says he had a change of heart about high-flying balloons after seeing them in action
中性对 相关行业影响 轻微
美军探索高空气球监视与通信用途
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AI 导读
The US Army is exploring new uses for high-altitude balloons that can carry surveillance and communications equipment far above the battlefield.
来源：Business Insider · businessinsider.com