This text mainly points out that the extension of the ring power-supply network in the urban medium-voltage power supply is a comparatively reasonable way of power supply with certain advantages.
文章重点提出在城市中压电网中推广环网供电方式是一种较为合理的具有一定优势的供电方式。
2
As an extension of the Expo Axis, ShangnanRoad connects the largest main entrance and the outer ring road of Shanghai, and is one of the south-north transportation arteries in Pudong.