This system can be used to calculate the aircraft take-off, approach and side-line noise( EPNL) for the purpose of aircraft noise certification, and to calculate the sound pressure and spectrum at airframe surface in cruise flying.

 
  • 该软件除可预测飞机适航噪声审定的起飞、场和边线有效感觉噪声级外,还可计算巡航过程机体表面声压分布。
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