When a current flows through a wire, an electromagnetic field is created which can interfere with signals on adjacent wires. As frequency increases, this effect becomes stronger.
电线路通电时，周围产生一个可以影响临近线路的电磁场，随着频率的升高，其影响也越强。
When a current flows through a wire, an electromagnetic field is created which can interfere with signals on adjacent wires. As frequency increases, this effect becomes stronger.
电线路通电时，周围产生一个可以影响临近线路的电磁场，随着频率的升高，其影响也越强。
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