The size of current path, resistivity, power density are main factors that effect the temperature field and temperature gradient field at crack tip.
试件的通流尺寸、电阻率、导入电流密度是影响裂纹尖端温度场和温度梯度场的主要因素。
2
Sied-hole reference for estimating the gradient anomaly of apparent resistivity is put forward on the basis of literature 3.
本文在文献3的基础上，提出了一种计算视电阻率梯度异常的旁井参照法。
3
Sied-hole reference for estimating the gradient anomaly of apparent resistivity is put forward on the basis of literature 3. It is the major part of trielectrode gradient measurernent technique.