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单词
ultrasonic generator
释义
ultrasonic generator
ultrasonic generator
[
¦əl·trə′sän·ik ′jen·ə‚rād·ər
]
(engineering acoustics)
A generator consisting of an oscillator driving an electroacoustic transducer, used to produce acoustic waves above about 20 kilohertz.
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更新时间:2025/5/1 3:50:14