This method does not need to untie the pole downlead then to carry on the earth resistance survey, has solved the biggest malpractice which in the existing measuring technique exists .
该方法不需要开杆塔接地引下线即可进行接地电阻,决了现有方法所存在的最大弊端。
This method does not need to untie the pole downlead then to carry on the earth resistance survey, has solved the biggest malpractice which in the existing measuring technique exists .
该方法不需要开杆塔接地引下线即可进行接地电阻,决了现有方法所存在的最大弊端。
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