做安全,预防事故,要从分析事故原因开始,分析已经发生的事故,并找到其中的原因和规律。于是有人就会说,事故发生后才发现事故原因,这不是“事后诸葛亮”吗?其实,预防事故的方法就是把以往事故中发现的原因及其规律用于之后的事故预防工作。这样,安全科学家就变 Do safety, accident prevention, from the analysis of the cause of the accident, analyze the incidents that have occurred, and find the causes and laws. So someone will say that after the accident, the cause of the accident was not discovered. This is not a “hindsight.” In fact, the way to prevent accidents is to use the causes and their laws found in previous accidents for accident prevention afterwards. In this way, security scientists will change