“ultrasonics”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonics
释义	ultrasonics [¦ǝl·trǝ`sän·iks] ^ACOUSTICS The science of ultrasonic sound waves.
随便看	shunt motor shunt neutralization shunt peaking shunt reactor shunt regulator shunt repeater shunt T junction shunt transition shunt valve shunt-wound shut-down circuit shut height shut-in pressure shut-in well shutoff shutoff head shutter shutter dam shuttered fuse shuttered image converter shuttering shutterridge shuttle shuttle bombing shuttle box

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