| 摘要 |
gliding aviation. SUBSTANCE: man-powered biplane has gas- filled wings, stirrups for pilot's feet, suspensions and lines. Pilot holds additionally of to lines at point of connection of suspensions and lines. Stepped gliding is effected when pilot shifts from one foot to the other helping by hands. Control is effected by hand- gliding pattern, i.e. by deflection of body towards turn. EFFECT: extended range of application. 2 dwg
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