采用故障树分析法对煤矿井下带式输送机输送带的跑偏、打滑、撕裂、断带故障进行分析，重点对输送带着火事故进行分析。
With the fault tree analysis method, the paper analyzes belt faults of the coal mining belt conveyor such as deviation, slipping, tear and breakage, focusing on the conveyor belt fire accident.
故障树分析、事件树分析、事故序列定量评定以及不确定性分析等。
The study includes fault tree analysis, event tree analysis, accident sequence quantification and uncertainty analysis.
应用故障树分析法可方便直观地分析出事故产生的原因，达到预测、预防事故发生的目的。
The fault tree analysis method can be used to analyse the cause of accidents obviously. The aim of the accident prediction and prevention can be achieved.
最后在对故障树分析法的研究分析基础之上，建立了基于故障树的卡钻事故专家系统的原型。
Finally, according to research and analyze the fault tree analysis, we establish expert system of pipe-sticking accident based on fault tree.
本文介绍了应用FFT谱分析技术进行职业作业事故预测分析，能在潜在性故障尚未转变成功能性故障前，即发生事故前给出预告，便于人们实施措施对策。
With this technique, alarm can be given before latent trouble become functional breakdown, i. e. counter measures can be taken to deal with it before accident happens.
本文介绍了应用FFT谱分析技术进行职业作业事故预测分析，能在潜在性故障尚未转变成功能性故障前，即发生事故前给出预告，便于人们实施措施对策。
With this technique, alarm can be given before latent trouble become functional breakdown, i. e. counter measures can be taken to deal with it before accident happens.
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