phase rotation indicator
11Radars Météorologiques — Radar météorologique Un radar météorologique est un type de radar utilisé en météorologie pour repérer les précipitations, calculer leur déplacement et déterminer leur type (pluie, neige, grêle, etc.). La structure tridimensionnelle des données… …
12Radars météorologiques — Radar météorologique Un radar météorologique est un type de radar utilisé en météorologie pour repérer les précipitations, calculer leur déplacement et déterminer leur type (pluie, neige, grêle, etc.). La structure tridimensionnelle des données… …
13china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …
14China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …
15VHF omnidirectional range — This article is about the radio navigation aid. For other uses, see Vor. D VOR (Doppler VOR) ground station, co located with DME …
16pre-Columbian civilizations — Introduction the aboriginal American Indian (Mesoamerican Indian) cultures that evolved in Meso America (part of Mexico and Central America) and the Andean region (western South America) prior to Spanish exploration and conquest in the 16th …
17Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
18Synchro — [ frame|Schematic of Synchro TransducerThe complete circle represents the rotor. The solid bars represent the cores of the windings next to them. Power to the rotor is connected by slip rings and brushes, represented by the circles at the ends of …
19Formation and evolution of the Solar System — Artist s conception of a protoplanetary disk The formation and evolution of the Solar System is estimated to have begun 4.568 billion years ago with the gravitational collapse of a small part of a giant molecular cloud …
20Navette spatiale américaine — Lancement de la navette Atlantis pour la mission STS 115 Premier vol 12 avril 1981 Retrait juillet 2011 …
