<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">flight simulators</topic></authority><related type="narrower"><topic>air flight simulators</topic></related><related type="narrower"><topic>space flight simulators</topic></related><related type="broader"><topic>aerospace equipment</topic></related><variant type="other"><topic>flight simulator</topic></variant> <note xml:lang="en"><![CDATA[ Devices or systems that present a user with the impression of operating aircraft. These create an illusion of manned flight, applications of flight controls, the effects of other aircraft, and environmental factors such as air density, velocity, turbulence, wind, cloud cover, precipitation, for example. Flight simulators are used for training, aircraft design and research. ]]></note></mads>