1) level distinction
层级区分
2) dividing guidance and guidance gradation
分区分级
3) layering and zoning
分层分区
1.
Tentative idea on layering and zoning of Anhui 500 kV/200 kV grids;
安徽500 kV/220 kV电网分层分区的初步设想
2.
It also presents studies on the layering and zoning of the electric network,and expounds urgency for layering and zoning for Anhui electric networks.
论述了安徽电网现阶段500 kV/220 kV电磁环网运行情况及提高各电网安全稳定性所采取的对策,对电网分层分区运行进行了研究,阐述了安徽电网分层分区的紧迫性,提出了安徽电网分层分区的初步规划和长远设想,对安徽电网建设的长期目标提出了建议。
3.
In this power,the necessity of grid layering and zoning as well as the primary technical principles are discussed.
论述了电网分层分区的必要性及主要技术原则,结合重庆电网远景规划对重庆500/220kV电网分层分区进行了分析,并对重庆电网规划提出了相关建议。
4) voltage-grading & district-dividing
分层分区
1.
In its different developing stage,the operation mode of electromagnetic loop network and voltage-grading & district-dividing appear respectively.
电力系统动态发展,规模逐渐扩大,在发展的不同阶段,电网分别出现了电磁环网和分层分区运行方式。
5) regionalization and gradation
分区分层
6) hiberarchy classification
层级分类
补充资料：层级
1.多级的石阶。 2.比喻人所处的社会地位，犹言阶级﹑阶层。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条