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minimum crossing altitude中文什么意思

发音:   用"minimum crossing altitude"造句
  • 最低横越高度
  • 最低通过高度
  • minimum:    n. (pl. minimums, -ma ) 最小,最 ...
  • crossing:    n. 1.交叉,相交;横切,横断;横越,横渡。 2.交叉 ...
  • altitude:    n. 1.高,高度;海拔(高度)。 2.【天文学】地平纬 ...
  • minimum altitude:    低空; 最低高度
  • apparent minimum altitude:    视最小高度最小视高度; 最小视高度
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百科释义

    In aviation, a minimum crossing altitude, or MCA, is the lowest altitude at which a navigational fix can be crossed when entering or continuing along an airway that will allow an aircraft to clear all obstacles while carrying out a normal climb to the required minimum en route IFR altitude (MEA) of the airway in question beyond the fix.
    详细百科解释

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