PV10型数字高压表电压测量范围 0-10kV(AC/DC) 测量回路内阻 ≥1000MΩ 测量精度 ±1% 精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度精度
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