line of zero variation
常见例句
- In this paper, after detailed study of the variation of zero-sequence currents during arcing fault, the disadvantageous effects of arcing on the accuracy of fault line selection are listed.
文中在充分研究电弧故障暂态零序电流变化的基础上，指出电弧因素对故障选线准确性的影响。 返回 line of zero variation