Coal Mine Gas Drainage的意思|示意

The partial ventilator in the coal mine is an important equipment in mine digging, its dependability and efficiency affect directly the safety of gas drainage.

局部通风机是煤矿井下掘进过程的重要设备，其使用的可靠性和效能直接影响着瓦斯的安全排放。

During the gas drainage test in No. 12 Mine of Pingdingshan Coal Mining Group, good gas prevention...

通过在平顶山十二矿的试验，取得了良好的瓦斯防治效果。

This paper introduces the main gas extraction and drainage techniques used in Yangquan Coal Mine at present and the application scope and deterministic accordance of these techniques.

主要介绍了阳泉煤矿目前主要的瓦斯抽放技术和方法及其适应范围和确定依据。

At present, the technique of coal-bed methane surface mine and gas drainage was mature, so it was feasible for coal-bed methane development and utilization in Sichuan Province.

目前国内外煤层气地面开采技术、井下瓦斯抽放技术均已成熟，四川煤层气开发利用是可行的。

Because gas drainage is strong in 3308 workface of Chengzhuang coal mine, stop production often takes place for above-the-common.

成庄煤矿3308综放面由于瓦斯排放量大，多次造成因瓦斯超限停产。

The paper analyzes the prospect of CMM based on investigations on coal output, gas emission and changes of gas drainage quantity in mine areas in China.

文章在分析我国煤矿区煤炭产量、瓦斯涌出量、瓦斯抽放量变化的基础上，提出对我国煤矿区煤层气开发前景的分析。