并根据热尾流与周围海水的平均温度差计算出红外探测器对潜艇热尾流的作用距离。
According to the difference in temperature between thermal wake and seawater, the operation range of the detector to thermal wake was calculated.
随着潜艇消噪声技术的不断提高，迫切需要研制灵敏度极高的探测器对其进行远距离定位，光纤水听器的问世正是适应了这一要求。
With the improvement of the technology for submarine to eliminate noise, it is urgently to find out a kind of sensor with high sensitivity to orient submarine from long distance.
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