这就是在早期的时候，在概率风险评估之前，这些是如何评估为首要的安全标准的。
And that's how in the early days before the onset of probabilistic risk assessment this was judged to be the overarching safety criteria.
在结构寿命的初始阶段——施工阶段结构的风险概率最大，如果处理不当，很容易导致安全事故的发生。
On the early stage of the structural life-construction, the structural risk probability gets the maximal point. The safety accident will happen if the unseemliness way is adopted.
风险指引管理是确定论与概率论方法相结合的一种新的安全管理模式。
The risk-informed regulation is a modern type of NPP safety management mode using both deterministic and probabilistic approaches.
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