A、<span style="font-size:14px;font-family:'Times New Roman','serif'"> </span><span style="font-size:14px;font-family:宋体">电流</span>
B、<span style="font-size:14px;font-family:宋体">电压</span>
C、<span style="font-size:14px;font-family:宋体">功率</span>
D、<span style="font-size:14px;font-family:宋体">电阻</span>
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