Abstract: with the mine production mechanization degree unceasing enhancement, as a traditional method of coal blasting fall coal mining machinery has gradually be replaced.
摘要：随着煤矿生产机械化程度的不断提高，作为传统采煤方法的爆破落煤已逐渐被机械采煤所代替。
The paper researchs the principle of protective seam mining, hydraulic slotting method and executing-digging technology to avoid risk of coal-gas outburst, and its practices in coal mine.
通过分析近距离保护层开采、水力掏槽法及边抽边掘技术防治煤与瓦斯突出原理及实践应用，从而有利于煤与瓦斯突出矿井选择合理有效的防突技术。
This paper introduces the advantages and disadvantages of each coal mining method in the thick seam, and connecting with the features of Wangjialing Mine, selects the appropriate coal mining method.
介绍了各种厚煤层采煤方法的优缺点，并结合王家岭矿井特点，选择了合适的采煤方法。
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