[化] sonar ;
例句:
1、
Detecting sonar pulse transmitted by an active sonar, it is sonar pulse detection.
声呐脉冲侦察是利用目标主动声呐发射的脉冲信号来探测目标的技术.
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2、
The digital active sonar has many advantages, but we have many problems to realize them.
首先介绍数字式主动声呐的优点及实现上的特殊困难.
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3、
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.
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导读:美国一家上诉法院规定，美海军所用声呐违背了海洋法。Sonar approved for use by the US Navy broke marine laws, a US appeals court has ruled.美国一家上诉法院规定，美海军所用声呐违背了海洋法。The low-frequency active sona
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