| 1. | Design of a high precision frequency meter based on scm
基于单片机的高精度频率计设计
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| 2. | Verification regulation of heterodyne frequency meter
外差式频率计检定规程
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| 3. | Verification regulation of model pb - 2 decimal frequency meter
Pb - 2型十进频率仪检定规程
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| 4. | 09999 voltmeter , ammeter , power meter , frequency meter
09999电压表电流表功率表频率表
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| 5. | Name : dlf current meter name : dfd frequency meter
名称： dfd频率表
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| 6. | Design of equal precision frequency meter based on microcontroller
基于单片机的等精度频率计设计
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| 7. | Verification regulation of digit industrial frequency meter model pp27
Pp27数字工频频率计试行检定规程
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| 8. | Tuned circuit type frequency meter
共振频率计
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| 9. | Design and achievement of multichannel frequency meter based on virtual instrument
多通道虚拟频率测量仪的设计与实现
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| 10. | Frequency meter used indicator
指针式频率表
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