随着经济的飞速发展,飞机作为我国最为重要的三大运输工具之一,越来越多地影响着百姓的日常生活,航空交通运输安全也就成为了备受关注的问题。飞机是航空交通的载体,作为机械工业的产物,其构造的故障诊断是保证飞行安全的重要核心技术。本文通过分析飞机机械故障诊断技术的现状和发展,探讨飞行安全保障的重要措施。 With the rapid development of the economy, the aircraft as one of the three most important means of transport in our country more and more affect the daily life of the people. As a result, the safety of air traffic and transportation has become a topic of great concern. Aircraft is the carrier of air traffic. As a product of the machinery industry, the fault diagnosis of its structure is an important core technology to ensure flight safety. This paper analyzes the status quo and development of aircraft mechanical fault diagnosis technology and discusses the important measures of flight safety assurance.