NeQuick模型是欧洲Galileo系统拟采用的电离层模型，该模型是ITU推荐版本，语言是fortran.-NeQuick model ionosphere model to be adopted by the European Galileo system, the model is the ITU recommended version, language is fortran

Galileo 系统采用的电离层延迟改正模型，Nequick模型-Neuick Model is ionospheric model,and used by Galileo satellite navigaiton system