There is voltage to ground between ground part of electric equipment and point of zero electric potential of earth.

电气设备的接地部分与大地零电位点之间存在对地电压。

youdao

The problem of choice of zero point of electric potential is analyzed. concentrating on how to choose and the limited conditions.

对电势零点的选取问题进行了分析，重点论述了电势零点如何选取及所限定的条件。

youdao

The adsorbed dodecylamine film changed the structure of the double-electric layer and made the potential of zero charge(PZC) shift to the positive direction.

十二胺吸附膜改变了电极表面双电层结构，使零电荷电位正移。

youdao