The 3d-model is stored in a geographicaldatabase, easy to read and use.
三维模型存储在一个地理数据库，便于阅读和使用。
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The simulator will include an Alenia Sapphire image generator, powered by Concurrent ImaGen platforms, that supports the complete Italian geographicaldatabase.
Concurrent provides the host computers that run the aircraft simulation models and the graphics engines, where the Sapphire image generation software and geographicaldatabase are executed.