The China Aerospace Science and Technology Corporation (CASC) CH-4 unmanned air vehicle (UAV) has conducted a flight equipped with a new heavy-fuel engine. The new engine will allow the UAV, which ...
CASC said it has finally test-flown its CH-4 UAV with a heavy-fuel engine, after four years of development. (IHS/Kelvin Wong) China's domestically manufactured CH-4 unmanned aerial vehicle (UAV) is ...
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