measuring frequency meter
... 测量用频率计 measuring frequency meter 测量用玻璃器皿 measuring glassware 测量用示波器 measuring oscilloscope ...
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数字频率计是直接用十进制数字显示被测信号频率的一种测量装置。
The digital frequency meter is a device which is one kind of using decimal system digital directly display the signal frequency.
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