“navigation sonar”的概念、定义、翻译、参考文献-科学参考

单词	navigation sonar
释义	navigation sonar Encyclopedia 工学导航声呐释 navigation sonar导航声呐利用水声信号在水下的传播特性，通过测量载体相对于参考物的距离、方位、速度等信息，经过解算从而获得载体的位置、速度等导航参数的水声设备。
随便看	multiple phase emulsion multiple-phase emulsion multiple phase flowing multiple phase fluid flow through porous media multiple-phase inclusion multiple phase transformation multiple-plan-coordination multiple planting multiple point multiple-point problem multiple-point statistics simulation multiple porous media multiple power series multiple primitivity multiple probe measurement multiple process of Chinese medicinals multiple production multiple programming multiple program multiple data multiple program multiple data, MPMD multiple quantum coherence spectrum multiple quantum dots device multiple quantum well multiple quantum well active layer multiple quantun well

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