The method of testing insulation resistance based on asymmetric electric resistance bridge for direct current (DC) distribution system is proposed.
提出了利用不对称电桥的直流系统在线绝缘电阻检测方法。
At present, iontophoresis apparatus is a method that direct current power supply, or pulse electric current power supply.
目前，电离子导入仪主要采用的是直流电激励导入，或是脉冲电导入的方法。
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