The propeller shaft frequency is one of the important target recognition features for passive sonar.
螺旋桨轴频是被动声纳极其重要的目标识别特征之一。
These low frequency spectrum lines are basically the harmonics of the rotor shaft frequency and the blade-passing frequency.
并且这些低频线谱基本上都是转子轴频和叶频的谐波分量。
Shaft frequency is one character of the target which can be applied to underwater targets identification.
轴频是目标的特征之一，可以应用于目标识别当中。
应用推荐