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ground-based augmentation system
косм.	地基增强系统
Английский тезаурус
ground-based augmentation system
авиац., амер.	An augmentation system used to meet precision approach CAT I, CAT II and CAT III accuracy, integrity, continuity and availability requirements. • see also : wide area augmentation system (WAAS)
Ground Based Augmentation System
сокр., авиац.	GBAS (Interex)