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Unmanned equipment shines at Airshow China 2021

chinadaily.com.cn | Updated: 2021-09-30 13:22
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A coaxial unmanned helicopter is on display at the 13th China International Aviation and Aerospace Exhibition, or Airshow China 2021, in Zhuhai, South China's Guangdong province, on Sept 29, 2021. [Photo/Xinhua]
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