IN CAPTIVITY AT DYNAMIC PRESSURE “FANS. AERODYNAMIC “SELECTION METHOD” P R E P A R E D B Y V A L E R Y Z H D A N O V E N G I N E E R T r a n s l a t e d b y V A L E R Y Z H A R K O V T R A N S L A T O R a n d C E O J A N U A R Y 2 0 1 9