同时研究本分类系统软件在综采放顶煤工作面顶煤的可放性诊断、支架选型和放煤机构设计中的应用。

And study the classification system application in diagnosing the caving and drawing characteristics of top-coal, choosing support and designing drawing mechanism.

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对综采放顶煤工作面自燃发火的原因进行了分析，阐述了所采取的综合性预防措施，及取得了良好的效果。

The reason of the spontaneous combustion at fully mechanized workface with top caving are analyzed. The comprehensive preventing measures are elaborated. The good effect is obtained.

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该方法应用于淮南矿区，成功地开采了数个简易放顶煤工作面，综合防灭火技术取得了较好经济和社会效益。

The system has been successfully practiced at several working faces in Huainan mine with satisfactory social and economic benefit.

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