二次分析 meaning in English

secondary analysis

Taking nisdetector as a background , this paper discusses some implementation problems of intrusion detection system , and describes the technique that nisdetector took , includes : abnormal detection technique , data fusion technique , cooperate detection anti eds eluding technique and alert reanalyze technique , security protection mechanism for ids
重点讨论了：异常行为检测技术、数据融合技术、协同检测技术、入侵检测系统的反规避技术、报警信息的二次分析技术和ids的安全保护机制等问题。