“echo sounding”的概念、定义、翻译、参考文献-科学参考

单词	echo sounding
释义	echo sounding Electronics and Electrical Engineering A system based on the same principles as radar but using sound waves instead of radiowaves. See sonar.
随便看	fir fire firearm fire-ball fireball Fire codes fire damp firedamp fire ecology fire extinguisher firefighter Firefly fire-fountain Firefox Fire of London fire point fireproof fire suppression system fire triangle firewall firewall router firewall server FireWire radiobiology radio blackout

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