low-frequency noise
英
美
- 低频噪声
双语例句
- In sound recording,a low frequency noise usually produced by regular variations in the speed of a system's mechanical component.
录音技术中的一种低频噪声，通常由于系统机械部件的速度有规律变化而引起。 - Study on subjective annoyance and control method of indoor low-level and low-frequency noise and it's control.
室内窄频带低频噪声烦恼度与治理对策研究。
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