弹药上都有一种对自身性能至关重要的引爆装置，这种装置叫机械引信。引信能使弹药在对付不同目标时适时起爆，达到毁伤敌方效果最佳的目的。
对航空机械引信系统进行可靠性分析是引信贮存可靠性研究的重要内容之一。
Reliability analysis of an aero fuze system is one of the important substances of the reliability study of a fuze in Long term storage.
惯性触发机械引信的惯性部件在坠落过程中的位移是引信安全性能的重要指标。
The displacement of the inertia components of the inertia triggering mechanical fuze in the process of falling is one of security performance norms.
介绍了故障树分析的传统方法，着重讨论了机械引信故障树定量分析的数字仿真方法。
This paper Introduces traditional method of fault tree analysis briefly. and discusses digital simulation method of mechanical fuse fault tree quantitative analysis.
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