内部接地电阻限制了电池反向接地电流。

The internal ground resistor limits the reverse battery ground current.

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但这种方法只适用于均匀土壤接地电阻的测量。

But this method is only suitable for uniform soil.

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但这种方法只适用于均匀土壤接地电阻的测量。

But this method is only suitable for uniform soil.

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