Be based on distribution automation, the probability and feasibility of the parallel connection of arc-extinction coils is analyzed.
在配网自动化的基础上分析了消弧线圈并联运行的可能性和可行性。
Three approaches to the graphic representation for lines of intersection are introduced in this article, namely, central projection, parallel skew projection and arc line projection.
本文介绍了图解截交线的三种方法，中心投射法、平行斜投射法、弧线投射法。
The convex arc part parallel to the road consists of a teahouse and gift shop, while the toilet is located further away from the road.
建筑与道路平行的凸弧部分设置茶室及礼品店。弧线渐离道路的部分设置公共厕所。
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