Electric currentgradient process was a new technique for testing the external coatings of the underground pipelines.
电流梯度法是一种地下管道外防护层检测的新技术。
2
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。
3
Conclusion Long time course bursting can be induced by current stimulation with very small gradient, which is a complementarity to the traditional accommodation of neurons.