civil aviation accident meaning in English

民用航空事故

Under the analysis of a great deal of civil aviation accident , this command assistant system is brought forward which aimed to lowed the ratio of approach and landing accident reduction
通过对大量民航飞行事故的分析，提出了一种旨在降低进近着陆过程事故率的辅助指挥系统。
Then based on system modeling , complete the development of system and the testing of statistics by using . net technology , and carry out the analysis of the causes of civil aviation accident and find out the internal law , which is practically instructive for the effective regulation of the aviation security
在系统建模的基础上，利用. net技术完成系统的开发并完成航空事故数据的测试，进行了航空事故原因的分析，找出事故原因的内在规律，对有效地进行航空安全管理具有现实的指导意义！