单词 |
nikolai mikhailovich sokovnin |
释义 |
Nikolai Mikhailovich Sokovnin Sokovnin, Nikolai Mikhailovich Born 1811; died 1894. Russian aeronautical inventor. Vice admiral (1867). Upon graduating from the Naval Cadet School in 1830, Sokov-nin served in the Black Sea Fleet. In 1854 and 1855 he participated in the defense of Sevastopol. In 1866 he published a proposal for a dirigible propelled by compressed air. Sokovnin formulated the aerodynamic requirements for a dirigible and was the first to suggest the use of a flat rudder as an altitude control mechanism. WORKSVozdushnyi korabl. St. Petersburg, 1866. |
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