Reconditioning quality of train directly affects its running safely and on schedule.

车辆检修质量直接影响列车的正点、安全运行。

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Secondly, fault-tolerant control can be regarded as the last line of defence keeping the systems running safely.

其次，容错控制可以看作是保证系统安全运行的最后一道防线。

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Slagging and fouling on heat transfer surface is a familiar and unavoidable problem of power boiler, which is adverse to keep boiler running safely and economically.

受热面污染作为燃煤电站锅炉运行中一个不可避免的实际问题，对锅炉的安全经济运行带来严重影响。

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The point of this shaggy-dog story is simple: how in the world were my friends supposed to know all the things they needed to know to keep that system running safely and reliably?

FORBES: With Rise Of Consumer Mobile Devices, We're All CIOs Now

After all, night workers sacrifice their own health to keep our 24-7 society running safely, facing increased risks of cancer, hypertension, heart disease, hormonal disruption, obesity, diabetes, depression and occupational injury due to sleep deficiency and chronic occupational jet lag.

CNN: FAA knew controllers nap, ignored fatigue issue

Police officer Thet Lwin said about 75 children lived in the mosque compound in eastern Yangon, and most escaped safely by running out of a door police knocked open.

WSJ: Mosque Fire Kills 13 Children in Myanmar