Researchers with the Balloon Aircraft Research Center (BARC) of the Academy of Opto-electronics, CAS, succeeded in their first test flight of an aeroboat with a flight altitude up to 1,000 meters and an effective payload of 20 kilograms in Shandong on 25 December, 2007. Named as KF-15, the airship is an intermediate achievement scored by a CAS research project to address key technology for building a stratospheric platform. Scientists say the feat marks that their research has entered the stage of practical flight verification of their theoretical studies.
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