The magnetic field distribution produced by displacement current in charging circular parallel plate condenser is discussed by using the concept of magnetic potential.
应用磁场矢势的概念讨论了充电圆形平行板电容器中的位移电流所产生的磁场分布。
In fact, the rectified circuit with filter condenser in the direct current side is also the serious pollution source of the harmonics.
而实际上，直流侧含滤波电容的整流电路也是污染严重的谐波源。
An electrical current begins to flow through a coil, which is connected across a charged condenser.
当线圈同充电的电容器相联接时，电流就开始流经线圈。
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