Besides the authors advance a new calculation method that volume current density caused by saturation, medium is turned into equivalent surface current density.
提出了将媒质中由饱和引起的体电流密度化为等效面电流密度的计算方法。
The measuring methods of D C TIG welding arc anode sheet surface current density split sheet method and probe (made by ourselves) method were analysed and compared.
对直流TIG电弧阳极板表面电流密度的测量方法——分离极板法和探针（自制）法进行了分析比较。
In the simplest setup, the size of the current reveals the density of electrons in the surface, allowing it to be mapped out.
在这个最简单的装置里，电流的大小表明了样品表面电子的密度，并能绘制出来。
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