Several claim to build “passively safe” plants that need no human or mechanical intervention to close after a fault, but rely on the laws of physics to contain runaway reactions.

一些公司声称，已建立具有“被动安全（passively safe）”特性的核电站，发生故障时无须人为或机械干预即能自动停止，它依靠物理学定律来遏制失控反应。

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Moreover, the system can also be used to improve the safe operation level of the transmission lines and to prevent the catastrophic fault due to excessively heavy loading.

此外，该系统还可以提高输电线路的安全运行水平、防止线路负荷过大造成灾变性事故的发生。

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On-line fault diagnosis for steam turbine rotors is important to the safe operation of power plants.

汽轮机转子在线故障诊断是关系到发电厂安全运行的重要课题之一。

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The claim alleges the petrol station was at fault for failing to ensure she was "reasonably safe", making no attempt to light the area or warn her about the step.

BBC: Norfolk kerb trip PC Kelly Jones 'continuing claim'

The claim alleges the petrol station was at fault for failing to ensure PC Jones was "reasonably safe", making no attempt to light the area or warn her about the step.

BBC: Norfolk police officer sues garage after trip on 999 call