In this paper, the conception of train-running limit state under earthquake is proposed, and the corresponding optimum reliability is studied.

本文提出了地震作用下列车正常行驶极限状态的概念，研究与之相应的最优可靠度问题。

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If you're looking for a good running mantra, this song's "Push it to the limit" chorus can give you plenty of inspiration.

如果你在寻找一个好的跑步口号，这首歌曲的“推到极限”副歌能够给你很多的动力。

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When I am running, I don't feel that limit.

跑步的时候我不会感觉到这种极限。

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It wasn't the fact that they were running that time and they say "Oops! We are over the speed limit!

不是因为跑到那个时间,就说“不好，超过速度极限了！

哈佛公开课 - 幸福课课程节选

Physiologists ran tests, showing, proving scientifically the limit of human ability was running the mile in 4 minutes.

生理学家进行实验，在科学上展示证明人类能力极限,是四分钟跑一英里。

哈佛公开课 - 幸福课课程节选

Instead, the oil inflation of 2011 was widely believed to reflect a long-term structural increase in demand from China and other developing economies running into the inexorable limit of a global oil supply that is at or near its geological peak.

ECONOMIST: The world economy��s improbable saviour

"Everyone is on the limit here, running wide, using the maximum amount of track and the kerbs and unfortunately it started to break up, " he told reporters.

CNN: Raikkonen on a roll at Jerez

Apparently Option successfully tested an HSDPA card based on a QUALCOMM MSM 6280 chipset to running at the category 6 speed limit of 3.6mbps on Nortel base stations in France.

ENGADGET: Option sets HSDPA speed record of 3.6mbps