The concept of power ring is introduced so as to improve some results of HX ring.

提出幂环概念，使环的提升更趋合理。

youdao

This paper introduces a kind of wind power ring for cleaning contamination on insulator surface in power system, which consists of a insulation ring, the bowls moved by wind, brush ring and scraper.

介绍一种用于电力系统清扫绝缘子表面污垢的风力清扫环，它由一个绝缘环和风力推动碗、毛刷环、刮板等组成。

youdao

Even the most powerful of beings that are beyond mortal (Gandalf, Elrond, Galadrial) and even powerful mortals (Aragorn) know they cannot resist the ultimate power of the One Ring and must destroy it.

即使最强大的人物，像超越凡人的甘道夫、爱隆王以及凯兰翠儿，和英勇的凡人阿拉贡都知道他们无法抗拒魔戒之王的终极力量，也因此必须毁灭它。

youdao

What would you do if you had this power, the power of this magic ring, where you could commit any crime, indulge any vice, commit any outrage and be sure you could always get away with it?

你们如果也拥有这般神力，透过来自神奇戒指的魔力，将可以违犯任何罪行，放纵自己，干下任何不道德的行为或暴行,也不用担心,因为永远可以藉由神力遁逃？

耶鲁公开课 - 政治哲学导论课程节选

The Prudential Regulation Authority, which will become the UK's regulator for deposit-taking institutions in April under the Bank of England, would have the power to ensure the ring-fenced bank to carry on with its business.

BBC: Business

But he said the Government's change of heart on the reserve power to "electrify the ring fence" was good politics but bad economics that would lead to even less lending.

BBC: Osborne backs break-up of banks that fail to reform

Small states can become big power brokers and television stations can ring up millions in ad sales to candidates.

NPR: Who Benefits from a Bad Nominating System?