Several over-rolling avoided buffer devices about frictional mine hoist are analysed and compared.

通过对一起过卷事故的定量分析，论证缓冲装置在提升系统中的重要作用。

youdao

And the huge amount of Japanese debt rolling over this year need not be a problem.

今年日本必须要重新发行的巨额公债不一定会是问题。

youdao

In the current sovereign-debt crisis that is rolling over Europe, speculators, and especially credit-default swaps, are suffering another assault.

在目前席卷欧洲的主权债务危机中，投机者，尤其是信用违约互换正遭受又一场攻击。

youdao

We recently analyzed the returns of a hypothetical global portfolio as well as a hypothetical US-only portfolio ( 1) over rolling 3-year periods between January 1, 1999 and December 31, 2011, with each rolling period resetting monthly (see graph below).

FORBES: Why Global Diversification Still Makes Sense

The only constraint Mr. Osborne now acknowledges is his loosely conceived deficit target that the cyclically-adjusted current budget should be eliminated over a rolling five-year period.

WSJ: U.K. Is New Recruit on Europe's Sick List

Failure to reach agreement on the seven-year budget would mean the EU rolling over annual budgets - a method that would be more expensive and would complicate long-term projects.

BBC: EU budget: Leaders edge towards compromise deal