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normal operating zone
航空, 加拿大	zone d’évolution normale
英语 词库
normal operating zone
航空	Airspace of defined dimensions extending to either side of an ILS localizer course and/or MLS final approach track. Only the inner half of the normal operating zone is taken into account in independent parallel approaches.
航空, 加拿大	An airspace of defined dimensions, extending to either side of an instrument landing system ILS localizer centreline. Only the inner half of the normal operating zone is taken into account in independent approaches.