How challenging is it to teach people to use sonar?
教人们使用声纳有多难？
For whales, there is a theory on how sonar can kill.
对于鲸鱼来说，有一种关于声纳如何杀死它们的理论。
声纳呢？
Navy sonar serviceman, radar and so on.
海军的声纳兵，雷达兵等等。
它们用的是声呐。
Sonar is an important equipment of submarine.
声呐是潜艇重要的探测设备。
This is a kind of sonar - an echo-location system.
这是一种声纳装置，一种回声定位系统。
InfoQ: What is the future road map of the Sonar project?
InfoQ：Sonar项目今后的线路图是如何规划的？
A sonar pings just often enough to maximise the tension.
声纳(声波定位仪)发出的声音常常刚刚达到张力的最大值。
Bemforming is an important loop in SONAR and RADAR signal processing.
波束形成是声纳、雷达信号处理中的重要环节。
A device used to automatically follow a sonar signal to which it is assigned.
一个自动跟随分配的声纳信号的设备。
In the modern communication, sonar and radar systems, we need to process huge data.
在现代通信、雷达和声纳系统中，需要进行非常复杂的数据处理。
They are difficult to detect by sonar because they have soft bodies with no skeleton.
巨型乌贼很难被声纳发现因为它们有柔软的身体而且没有骨骼。
They are difficult to detect by sonar because they have soft bodies with no skeleton.
巨型乌贼很难被声纳发现因为它们有柔软的身体而且没有骨骼。
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