Bring back the biplane? Chinese researchers eye old design for hypersonic flight 0 31.01.2018 17:05 RT (Daily news) Chinese researchers have proposed a new design for hypersonic aircraft that could reintroduce the biplane to modern aviation. Read Full Article at RT.com Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ
