“Doppler navigation sonar”的概念、定义、翻译、参考文献-科学参考

单词	Doppler navigation sonar
释义	Doppler navigation sonar Encyclopedia 工学导航声呐释 Doppler navigation sonar多普勒导航声呐利用多普勒效应，通过测量载体相对海底的多普勒频移，从而获得载体运动速度与航程的水声导航设备。
随便看	closed trajectory closed transformation closed traverse closed type closed type formula Closed type questions closed type switchgear closed unbounded set closed under addition closed under an operation closed under an operator closed under intersection closed under limits closed under multiplication closed universe closed walk closed world assumption closed-world assumption closed wound of neck close eigenvalue close embedding close encounter close hypersurfaces close loop control closely coiled arm

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