“echo recognition”的概念、定义、翻译、参考文献-科学参考

单词	echo recognition
释义	echo recognition [`ek·ō ´rek·ig´nish·ǝn] ^ENGINEERING Identification of a sonar reflection from a target, as distinct from energy returned by other reflectors.
随便看	astrodynamics astrogation astrogeodetic astrogeodetic datum orientation astrogeodetic deflection astrogeodetic leveling astrogeodetic undulations astrogeology astroglia astrograph astrographic position astrograph mean time astrogravimetric leveling astrogravimetric points astroid astrolabe astrometric binary star astrometric position astrometry astron Astron accelerator astronaut astronautical engineering astronautics astronavigation

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