virtual height

См. также в других словарях:

• virtual height — noun : the effective height of a layer of ionized gas in the atmosphere by which radio waves are reflected around the earth s curvature …   Useful english dictionary

• Virtual reality markup language — Le Virtual Reality Modeling Language (abrégé en VRML) ou Virtual Reality Markup Language est un langage de description d univers virtuels en 3 dimensions. Ce langage interprété est une norme internationale ISO et les fichiers VRML ont… …   Wikipédia en Français

• Virtual displacement — A virtual displacement delta mathbf {r} i is an assumed infinitesimal change of system coordinates occurring while time is held constant. It is called virtual rather than real since no actual displacement can take place without the passage of… …   Wikipedia

• Virtual Chess 64 — Infobox VG| title = Virtual Chess 64 developer = Titus Software publisher = Titus Software designer = engine = released = genre = Strategy Board modes = Single player, multiplayer ratings = ESRB: K A (Kids to Adults) platforms = Nintendo 64 media …   Wikipedia

• Virtual Reality Markup Language — Le Virtual Reality Modeling Language (abrégé en VRML) ou Virtual Reality Markup Language est un langage de description d univers virtuels en 3 dimensions. Ce langage interprété est une norme internationale ISO et les fichiers VRML ont… …   Wikipédia en Français

• Geopotential height — is a vertical coordinate referenced to Earth s mean sea level an adjustment to geometric height (elevation above mean sea level) using the variation of gravity with latitude and elevation. Thus it can be considered a gravity adjusted height. One… …   Wikipedia

• The Virtual Wall — is an on line Vietnam War memorial. The website opened on March 23, 1997 and is run by the not for profit organization, www.VirtualWall.org Ltd. The Virtual Wall has a separate memorial page for each casualty remembered. Each memorial page may… …   Wikipedia

• Ionogram — An ionogram is a display of the data produced by an ionosonde. It is a graph of the virtual height of the ionosphere plotted against frequency. Ionograms are often converted into electron density profiles. Data from ionograms may be used to… …   Wikipedia

• действующая высота отражения слоя — Гипотетическая высота отражения радиоволны от ионизированного слоя, зависящая от распределения электронной концентрации по высоте и длине радиоволны, определяемая через время между передачей и приемом отраженной ионосферной волны при вертикальном …   Справочник технического переводчика

• VRML — Virtual Reality Markup Language Le Virtual Reality Modeling Language (abrégé en VRML) ou Virtual Reality Markup Language est un langage de description d univers virtuels en 3 dimensions. Ce langage interprété est une norme internationale ISO et… …   Wikipédia en Français

• India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …   Universalium