摘要
从传统的贝仑特补偿法测理接地电阻出发，说明其工作原量及局限性，并提出用电压／
From the traditional balant compensation method of measuring earth resistance, its working principle and restrictiveness are explained A voltage/current method of measuring earth resistance is proposed and its application is also discussed
关键词
接地电阻
贝仑特补偿法
电压/电流法
电磁耦合
earth resistance
balant compensation method
voltage/current method
electromegnetic coupling
loop resistance
