Documente publicate de Alin P.
Alin P.
1 document publicat în Biblioteca RegieLive
Istoria aparatelor de zbor altele decât avioanele
1. INTRODUCTION There are two kinds of floating lighter-than-air or LTA craft: the balloon and the airship. A balloon is an unpowered LTA craft that can lift. An airship is a powered LTA craft that can lift and then maneuver in any direction against the wind. Balloons and airships lift because they are buoyant,... citește mai departe
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