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approach terrain造句

"approach terrain"是什么意思  
造句與例句手機(jī)版
  • As aviation developed and airliners grew larger, Bell Block became too restricted for modern airliners due to its undulating grass runways and restrictive approach terrain.
  • After the Cali accident, the National Transportation Safety Board urged the FAA to examine the effectiveness of the enhanced ground proximity warning equipment, designed to give pilots more warning time as they approach terrain, and, if found effective, to require the new devices on all transport-category aircraft.
  • It's difficult to see approach terrain in a sentence. 用approach terrain造句挺難的
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