| 回采工作面顶板事故的力学原理及防治 |
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| 引用本文： | 杨洪兴.回采工作面顶板事故的力学原理及防治[J].矿业快报,2005,21(8):12-14. |
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| 作者姓名： | 杨洪兴 |
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| 作者单位： | 四川达州职业技术学院 |
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| 摘 要： | 阐述了回采工作面顶板裂隙的形成条件，分析了回采工作面顶板破坏失稳的三种类型，提出了改善回采工作面顶板管理、防止事故发生的措施。
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| 关 键 词： | 回采工作面 项板事故 力学原理 防治措施 |
| 文章编号： | 1009-5683（2005）08-0012-03 |
| 收稿时间： | 2005-05-26 |
| 修稿时间： | 2005年5月26日 |
Mechanics Principle and Precautionary Measures of Roof Accident of Stoping Workings |
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| Yang Hongxing.Mechanics Principle and Precautionary Measures of Roof Accident of Stoping Workings[J].Express Information of Mining Industry,2005,21(8):12-14. |
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| Authors: | Yang Hongxing |
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| Affiliation: | Dazhou Institute of Vocational Technology |
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| Abstract: | The formation conditions of roof cracks in the stoping workings are expourded and the three types to destrey stability of the roof of the stoping workings are analyzed. The measures to improve management of the roof of the stoping workings are put forward so as to avoid the accidents. |
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| Keywords: | Stoping workings Roof accident Mechanics principle Precautionary measure |
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