Details, Fiction and ملک

At transonic speeds (close to the speed of audio), it helps to comb the wing backwards or forwards to reduce drag from supersonic shock waves as they begin to kind. The swept wing is simply a straight wing swept backwards or forwards.  ??? ??????? ?? ??????? ??? ????? ???. ?????? ????? ???? ???? (?????).??????????? ????? ????? ??? ??????? ???????

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