水力采煤具有工序简单、适应性强、劳动强度小、便于管理等优点。
Hydraulic coal mining offers the merits of being simple in process, high in adaptability, less in labor intensity and easy in management.
研究结果的应用，已取得了较好的技术经济效益，对水力采煤矿井的生产实践具有一定的指导意义。
The application of obtained results yielded good technological and economical benefits and has a guiding significance to the production practice of hydro -mechanized mine.
通过多种采煤方法的试验、比较后，找到了一种对复杂煤层适应性较强的采煤方法——水力采煤方法。
Finally hydromining method, an appropriate method suitable for use in the area, were found through comparison between various mining methods.
采煤活动诱发的危岩体开裂和崩塌，加强了滑坡体与危岩体的水力联系，间接扩大了滑坡体的受雨面积。
Coal mining-induced cliff rock cracking and collapse enhanced hydraulic connection between the landslide and the cliff, indirectly increased the precipitation area of the landslide.
对钻井水力压裂开采煤层气时，所形成的裂缝产状和形态进行了理论分析。提出了裂缝倾角、走向和形状的确定依据。
Occurrences and forms of hydraulic fractures in drilling wells are analyzed for extraction of coalbed methane(CBM). The determination basis of dips, strikes and shapes of the fractures are presented.
对钻井水力压裂开采煤层气时，所形成的裂缝产状和形态进行了理论分析。提出了裂缝倾角、走向和形状的确定依据。
Occurrences and forms of hydraulic fractures in drilling wells are analyzed for extraction of coalbed methane(CBM). The determination basis of dips, strikes and shapes of the fractures are presented.
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