发布时间:2025-01-19 20:55:25
理论上讲直流电压表内阻为无限大(成断路状态),直流电流表内阻为0 (成短路状态);而电压源内阻为0 (成短路状态),直流电流表内阻为无限大(成断路状态)。
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