3月18日拍摄的“宝云号”长航时大载重无人运输机首飞仪式现场。
3月18日上午，长航时大载重无人运输机“宝云号”在河北衡水成功首飞。
“宝云号”是由衡水桃城机场完全自主研制的长航时大载重无人运输机，最长航时26个小时，比现有续航10小时左右的同类机型续航能力增长超一倍。相较于同类机型每架500万到1000万元的价格，它仅需150万元。这为无人运输机广泛投入应用提供了可能。
新华社发（陈连胜 摄）
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