声呐

We picked up two submarines on sonar.

我们用声呐系统观察到两条潜水艇。

This ship is installed with two sonar detectors.

这艘船上安装了两台声呐探测仪。

A computing model for the self - noise due to sonar cavity is established by using SEA method.

利用统计能量分析法建立了湍流边界层激励下水下航行器声呐腔自噪声水动力分量的计算模型。

In this dissertation, we study a supergain array to improve the detection performance of passive sonar.

本文从提高被动声呐的检测性能出发，提出了超增益阵的设计。

However, the problem of port and starboard ambiguity can not be resolved by itself.

拖曳线列阵声呐有其独特的优点， 但它的左右舷模糊问题靠其本身是无法克服的。