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f-system

/ef-sis-tuhm/US // ˈɛfˌsɪs təm //

F-系统

Definitions

n.名词 noun
  1. 1

    Optics, Photography.

    • : a system that indicates the relative aperture of a camera lens based on the f-number.

Examples

  • The program has not made a final selection on which upgrades will actually be included in future versions of the F-35.

  • That article noted that the F-35 does not currently have the ability to down-link live video to ground troops,.

  • In fact, according to F-35 program sources, the next software upgrades are not yet fully defined nor are they fully funded.

  • Therefore, it is not possible for any F-35 schedule to include a video data link  or infrared pointer at this point.

  • There were no deaths on scheduled commercial aviation flights in 2014, in a system that operates 68,000 flights a day.

  • Sweden excluded British goods, conformably to the continental system established by Bonaparte.

  • As Spain, however, has fallen from the high place she once held, her colonial system has also gone down.

  • The reformers of the earlier period were not indifferent to the need for centralized organization in the banking system.

  • E was an Esquire, with pride on his brow; F was a Farmer, and followed the plough.

  • Accordingly, the question "How far does the note issue under the new system seem likely to prove an elastic one?"