无人机技术每 3-6 个月就会发展一次，导致欧洲购买的系统速度落后
乌克兰战争清楚地表明，无人机技术的发展速度超出了政府的购买能力。防御系统能跟上吗？
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来源: Euronews
The war in Ukraine made clear that drone technology evolves faster than governments can buy it. Can defence systems keep up?
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