The computer model finds that mid-frequency sonar is mostly filtered out for the whales, while the higher frequencies the animals use for hunting appear to be unimpeded by sonar.
电脑模型表明，突吻鲸能过滤掉声纳大部分的中频声波，而声纳也不会影响这些鲸鱼用来捕猎的高频声波。
Next year’s model will have a Doppler sonar to help it avoid high-speed collisions with unsuspecting swimmers.
明年的型号将配备多普勒声纳，以帮助避免与未察觉该设备的游泳者发生高速碰撞。
An accurate and effective sonar target echo model is a basis of detecting and recognizing sonar target, especially small scale target.
准确、有效的目标回波模型是声纳目标，特别是小尺度目标探测与识别的基础。
However, in modern high-resolution sonar systems, the statistics of reverberation envelope is not in accord with Rayleigh-distributed model.
然而，在现代高分辨声纳系统中，混响包络的统计特性并不符合瑞利分布模型。
This paper presents Model CS-1 side scan sonar system components, principle and its features.
本文介绍了CS - 1型侧扫声呐系统的组成和工作原理以及它的特点。
In the bistatic sonar buoys system, the mathematic model of the maximum detectable area is derived according to the relationship of energy.
在双基地声纳系统中，根据能量关系推导出双基地声纳系统最大可探测范围的数学模型；
This dissertation studies and analyses active sonar reverberation model and anti-reverberation signal processing.
本论文研究并分析了主动声呐混响模型以及抗混响信号处理。
Satisfactory results could be obtained by using the model proposed here to classify passive sonar targets.
本模型被用于被动声纳目标分类，取得了较好的效果。
The model of motive system is made in the light of measurements of target bearings, elevation and frequency by passive sonar.
首先以无源声呐对目标的方位角、俯仰角和频率测量为依据，建立动态系统模型。
The author proposed a tentative idea about forming the model of submarine terrain by the model of DGPS combining with Sonar system.
并提出用差分gps配合声纳测深进行动态连续定位，从而建立海底地形模型的设想。
Firstly, the prediction model was induced according to the equation of sonar.
首先根据声纳方程，推导出了声纳浮标作用距离的预报模型。
Recently in the analysis of active sonar signal detecting performance, the statistical model of reverberation envelope is assumed to be in accord with Rayleigh-distribution in computer simulation.
主动声纳信号检测性能的分析上，目前在计算机仿真中一般假定混响包络的统计特性符合瑞利分布模型。
The orientation of the sonar beam was considered in the active dipping sonar sensor model to complete the target movement analysis such as differentiating orientation.
在主动式吊声模型中，考虑声纳的波束方向，便于对目标进行定向等运动分析。
By discussing the identification equation of submarine searching, and common characteristics of search methods, a simple mathematic searching model for dipping sonar is given.
分析了吊放声纳发现判决方程、各种搜潜方法的共性特征，在此基础上将探测、发现目标的问题逐步转换成易于求解的数学模型。
On the basis of building forward looking sonar view model and artificial potential model, decision control of AUV is made, objects are searched through grads approach, a collision free path is planed.
在建立前视声呐视域模型和人工势场模型的基础上，对AUV进行决策控制，通过梯度逼近法对目标进行搜索，快速规划出一条无碰撞的路径。
Some new concept and idea, such as military oceanography model-based sonar design, are also reviewed in this paper.
文中还介绍了军事海洋学和基于模型的声呐设计等新概念。
The model presented in this paper can be used in digital sonar design.
本文讨论的方法可用于数字式声呐的设计，大大简化系统和提高声呐性能。
The results of simulation suggest that this model is feasible and it can provide some reference to target-location algorithms for passive sonar-buoy to search submarines.
仿真结果表明该模型可行，能对被动式声纳浮标搜潜的目标定位提供算法依据。
Next year's model will have a Doppler sonar to help it avoid high-speed collisions with unsuspecting swimmers.
明天他们将会为它安装多普勒声呐以避免与落水者的高速相撞。
Some new concept and idea, such as military oceanography model-based sonar design, areals...
文中还介绍了军事海洋学和基于模型的声呐设计等新概念。
The dome of the utility model has important significance on improving working environment of sonar and increasing working distance of sonar.
本实用新型结构的导流罩对于改善声呐工作环境，提 高声呐作用距离具有重要意义。
The dome of the utility model has important significance on improving working environment of sonar and increasing working distance of sonar.
本实用新型结构的导流罩对于改善声呐工作环境，提 高声呐作用距离具有重要意义。
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