针对定位声纳输出数据的振荡情况，采用了线性平滑方法。
As to the oscillation of the outputs of the positioning sonar, the linear smoothing method is adopted.
一些科学家认为船只熙攘来往的噪音会干扰破坏鲸鱼95％的声纳定位能力。
Some scientists say noise from all the boat traffic may impair a whale's sonar ability as much as 95 percent.
检测水压承受力的金属嘎吱作响、发出哀嚎；声纳(声波定位仪)发出的声音常常刚刚达到张力的最大值。
Metal tested to endurance creaks and groans; a sonar pings just often enough to maximise the tension.
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