电力企业持续开展安全性评价是实现“预防为主”的一项行之有效的工作方法和手段。在持续开展安全性评价中,需要不断补充新的评价内容,修改补充新的评价依据,以及对评价所指出的不安全因素进行及时整改。20世纪80年代初期,我国开始引进和学习国外安全系统工程和现 The continuous safety evaluation of power enterprises is an effective working method and means to achieve “prevention-based ”. In the ongoing safety evaluation, it is necessary to constantly add new contents of the assessment, amend and supplement the new assessment basis, and timely rectify the unsafe factors indicated in the assessment. In the early 1980s, our country began to introduce and learn foreign engineering and safety systems