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Helicopters
A helicopter is a type of rotorcraft in which lift and thrust are supplied by rotors. This allows the helicopter to take off and land vertically, to hover, and to fly forward, backward, and laterally. These attributes allow helicopters to be used in congested or isolated areas where fixed-wing aircraft and many forms of VTOL (vertical takeoff and landing) aircraft cannot perform.
The English word helicopter is adapted from the French word hélicoptère, coined by Gustave Ponton d'Amécourt in 1861, which originates from the Greek helix (ἕλιξ) "helix, spiral, whirl, convolution" and pteron (πτερόν) ...more
The English word helicopter is adapted from the French word hélicoptère, coined by Gustave Ponton d'Amécourt in 1861, which originates from the Greek helix (ἕλιξ) "helix, spiral, whirl, convolution" and pteron (πτερόν) ...more
“
Buoyant is very much honesty, deception heavy.
Beauty, in contrasts.
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Saa nane za usiku timu nzima ya Vijana wa Tume ilirudi San Ángel katika helikopta ya DEA, tayari kwa safari ya Salina Cruz katika jimbo la Oaxaca. Kukamatwa kwa Gortari, Eduardo na Dongyang ulikuwa ushindi mkubwa wa kwanza wa Tume ya Dunia. Ushindi huo ukalipua wimbi la kukamatwa kwa wahalifu wa kimataifa, wa Kolonia Santita, dunia nzima.
”
― Kolonia Santita
― Kolonia Santita
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