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... s the use of variable swept wings, which is the first time this technology has been applied to a practical aircraft. The advantage of the variable swept wing is that it can improve the take-off and landing performance of supersonic aircraft, take into account the aerodynamic requirements between high and low speeds, and expand the scope of use of the aircraft.

  Variable swept wing technology solves the problem of high-speed and low-speed compatibility. A general variable-sweep wing consi ...

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