Seat is one of the most important passive safety systems.

汽车座椅是最重要的被动安全系统之一。

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These new advanced reactors will employ more passive safety systems that will make them safe without any external intervention.

这些新的、先进的反应堆将使用更多的被动安全系统，他们在没有任何外部干预的情况下保证反应堆的安全。

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These redundant and passive safety systems work without the help of an operator, or even electricity, during times of duress, be it man-made or natural.

在由于人为或自然事故发生而触发强迫停机期间，这些冗余的、被动的安全系统不需要操作员或者电力的帮助即可工作。

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In particular, they don't have the passive safety systems that might have helped prevent the Fukushima accident in Japan.

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The model Southern is building, the AP1000, is totally new, with safety systems powered by gravity instead of electricity, a so-called passive design.

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The passive feature means they rely less on electrically driven pumps and valves, for safety, and more on systems designed to shut down plants safely in emergencies and to prevent operator error.

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