赫兹频率单位
Hertz frequency unit
以上为机器翻译结果，长、整句建议使用 人工翻译 。
物体发声时振动的次数叫做频率，计量单位是赫兹。
The number of vibrations an object makes while it's making a sound is called its frequency, which is measured in Hertz.
youdao
这种速率叫做频率，计算单位为赫兹(每秒钟振动频率)。
This rate is called frequency and is measured in Hertz, or vibrations per second.
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