أرسل هذا في رسالة قصيرة: Estimation of pitching moment of a hybrid lifting fuselage - Disguised as hull of an airship

__    __    ______    _____    _    _     _____   
\ \\ / //  /_   _//  / ____|| | || | ||  |__  //  
 \ \/ //    -| ||-  / //---`' | || | ||    / //   
  \  //     _| ||_  \ \\___   | \\_/ ||   / //__  
   \//     /_____//  \_____||  \____//   /_____|| 
    `      `-----`    `----`    `---`    `-----`