A parallel plate condenser with installation of drying air, lighting and charging is provided, which can keep charge numbers constant in demonstration experiment.
介绍一种具有干燥、照明和充电系统的演示实验装置，该装置使平行板电容器在演示时能保持所带电荷基本不变。
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。
The parallel-plate condenser type of containing wat er sensor for crude oil is used, so, the sensor is easily washed.
采用了平行板电容器式原油水份传感器，使得原油水份传感器便于清洗。
The parallel-plate condenser type of containing wat er sensor for crude oil is used, so, the sensor is easily washed.
采用了平行板电容器式原油水份传感器，使得原油水份传感器便于清洗。
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