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1·What is it like riding a bike using sonar?

使用声纳骑自行车是什么感觉？

2·How challenging is it to teach people to use sonar?

教人们使用声纳有多难？

3·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。

4·She says sonar technology cannot always be blamed for mass strandings.

她说不能总是把大规模搁浅归咎于声纳技术。

5·In recent years, navy sonar has been accused of causing certain whales to strand.

近年来，海军声纳被指控导致了某些鲸鱼搁浅。

6·Other areas under investigation include magnetism, landmarks, coastlines, sonar, and even smells.

其他正在调查的领域包括磁性、地标、海岸线、声纳甚至气味。

7·Today's vessels can find their prey using satellites and sonar, which were not available 50 years ago.

今天的船只可以利用卫星和声纳来寻找猎物，而这在50年前是不可能的。

8·The biologists sit in streamside counting towers, study sonar, watch from aeroplanes, and talk to fishermen.

生物学家们会待在河边的计数塔中，研究声纳，从飞机上完成观察活动，以及与渔夫交谈。

9·NATO later admitted it had been testing new sonar technology in the same area at the time as the strandings had occurred.

北大西洋公约组织后来承认，在搁浅发生时，他们正在同一海域测试新的声纳技术。

10·In 1967, Edgerton's side-scan sonar systems revealed a large, unusually shaped object, which McKee believed was the Mary Rose.

1967年，埃杰顿的侧扫声纳系统发现了一个巨大的、形状异常的物体，麦基认为它就是玛丽·罗斯号。

声纳

1·What is it like riding a bike using sonar?

使用声纳骑自行车是什么感觉？

2·How challenging is it to teach people to use sonar?

教人们使用声纳有多难？

3·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。

4·She says sonar technology cannot always be blamed for mass strandings.

她说不能总是把大规模搁浅归咎于声纳技术。

5·In recent years, navy sonar has been accused of causing certain whales to strand.

近年来，海军声纳被指控导致了某些鲸鱼搁浅。

声呐

1·It is sonar.

它们用的是声呐。

2·Le Triomphant suffered damaged to a sonar dome but returned under its own power to its base on L'Ile Longue on France's western tip, France said.

“凯旋号”的声呐罩受损，但凭己之力返回位于法国西角的长岛基地，据法国方面报道。

3·Because of the separable resource and receiver, Multistatic sonar have many special character in underwater target detect and localization.

多基地声呐由于其收发设备分置，因而在水下目标的检测和定位方面，具有很多独特的优点。

4·Having been suggested by a bat, people invented sonar.

受到蝙蝠的启发，人们发明了声呐。

5·Feature extraction of targets radiated noise and design of targets classifier are key technique of passive sonar target recognition system.

目标噪声特征提取和目标分类器设计是被动声呐目标识别系统的关键技术。

(1)passive sonar被动声纳；无源声纳

(1)dipping sonar吊放声纳；投吊式声纳