frequency measuring meter
... sound-absorbing perforated asbestos cement panel 吸声带孔石棉水泥板 sound-frequency measuring meter 音频测量仪 sound-measuring device 测声仪 ...
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frequency measuring meter
频率测量仪
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The digital frequency meter to achieve the desired requirements of the variable-range measurement, measuring range 0.1Hz-9999MHz, accuracy up to 0.1Hz.
该数字频率计达到预期要求，实现了可变量程测量，测量范围0.1Hz—9999MHz，精度可达0。
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