“sonar beacon”的概念、定义、翻译、参考文献-科学参考

单词	sonar beacon
释义	sonar beacon [`sō´när ´bē·kǝn] ^{ENGINEERING ACOUSTICS} An underwater beacon that transmits sonic or ultrasonic signals for the purpose of providing bearing information; it may have receiving facilities that permit triggering an external source.
随便看	Flying Fish flying fish flying head flying hour rate flying paster flying saucer flying shear flying spot flying-spot microscope flying-spot scanner flying switch flying veins fly-off fly rock flysch flyway flywheel flywheel synchronization FM Fm fm FM/AM multiplier F martingale F meson FMF

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