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expansion limit device technology
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expansion limit device technology
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工学
[电工仪器仪表技术]
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expansion limit device technology
扩大量限装置技术
研究用小量程仪表测量大信号而外附的装置的技术。主要涉及电压互感器和电流互感器等。利用它与相应仪表配合可以扩大电压、电流、功率及电能表量限,在电参数测试及电力自动化领域具有广泛应用。
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