... current and potential transformer 电流及电压互感器,仪用互感器 current antinode 电流波腹 current balance 电流平衡,电流秤 ...
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There is no current flowing through any node(or antinode. ), but the current density changes periodically with time at other places.
没有能流通过节点(或腹点),但在其他各点,能流密度随时间作周期性变化。
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