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重型无人机：Keel四旋翼机的飞行试验
http://www.zhtaero.com/wp-content/uploads/2023/07/10kg-悬停30分钟.m4v As a heavy duty drone, the ZHT Keel Quadcopter keeps flying and hovering for 30 minutes with a load of 10 kilograms during the flight test.
2023年7月14日
恶劣环境下的NAGA X4飞行试验
http://www.zhtaero.com/wp-content/uploads/2023/07/抗风抗雨.mp4 UAV testing:ZHT NAGA X4 flies in rainstorm environment, with excellent waterproof performance, performing marvelously.
配有定制的云台相机和SH06抛投装置的Keel
http://www.zhtaero.com/wp-content/uploads/2023/07/keel吊舱六抛英文无logo1-1.mp4 UAV unboxing, Assembly Tutorial on ZHT Keel Quadcopter and gimbal camera,SH06 dropping device as well as demonstration of drone flight test.
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