flight level

短语

词形变化

flight levels 复数 flight levels

别名

FL

释义与例句

n.
  1. 1.

    Any of several internationally agreed standard altitudes that are based on atmospheric pressure rather than on true height

  2. 2.

    a pressure altitude measured in terms of hundreds of feet above sea level (ie. flight level 120 (FL120) is 12,000 ft. ASL)

    航空 商务 工程