“active sonar”的概念、定义、翻译、参考文献-科学参考

单词	active sonar
释义	active sonar [`ak·tiv `sō´när] ^ENGINEERING A system consisting of one or more transducers to send and receive sound, equipment for the generation and detection of the electrical impulses to and from the transducer, and a display or recorder system for the observation of the received signals.
随便看	APC ape apeirophobia aperiodic aperiodic antenna aperiodic compass aperiodic damping aperiodic waves apers apertometer Apert's syndrome aperture aperture aberration aperture angle aperture antenna aperture card aperture conductivity aperture disk aperture grill picture tube aperture illumination aperture mask aperture plate guidance station equipment guidance system guidance tape

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