關於「Flight level altitude」標籤，搜尋引擎有相關的訊息討論：

Flight level - Wikipediaen.wikipedia.org › wiki › Flight_levelAltitude, height and flight level | IVAO Documentation Librarywiki.ivao.aero › home › training › Altitude_height_and_fli...1.7.2 basic altimeter setting proceduresais.caa.gov.tw › eaip › eAIPWhat is the difference be