研究区属高瓦斯矿井，迫切需要查明陡倾挠曲和陷落柱的发育情况。
The study area is in a high mine-gas coalfield, and the detection of the development of deflection and collapse columns is an urgent task.
重庆是全国有名的高瓦斯矿井和煤与瓦斯突出矿井集中的地区，瓦斯资源丰富。
A great many coal mines which are high coal bed methane content are concentrated in Zhohgqing areas.
重庆是全国有名的高瓦斯矿井和煤与瓦斯突出矿井集中的地区，瓦斯资源丰富。
A great many coal mines which are high coal bed methane content are concentrated in Zhohgqing areas. It is abundant in coal bed methane deposits.
实践证明，胶体防灭火技术是适应于高瓦斯矿井的高效、经济、安全的防灭火技术。
The practice showed that the gel fire prevention and control technique is an efficient, economic and safe fire-fighting means suitable for high-ga…
由此得出，降段煤垛与移动抽放相结合的方法是高瓦斯矿井回采工作面瓦斯治理的有效方法。
We can conclude that the method that unites lower-sect coal stack method and mobile drainage method is an effective measure in the control of gas in the working face of high gas mine.
分析论证了在高瓦斯矿井采用双巷掘进的可行性和必要性，并介绍了在杜儿坪矿的实施情况。
Analyzes the feasibly and necessary adopting two-way tulling in suppergaseous, introduces the implementation in Duerping mine.
黑龙江鸡西、鹤岗、双鸭山和七台河四大主要矿区有矿井42个，其中70%都是高瓦斯矿井。
There are 42 mine Wells in four major mine areas, Jixi, Hegang, Shuangyashan and Qitaihe, in Heilongjiang province, China, 70% of which are high gas mine Wells.
黑龙江鸡西、鹤岗、双鸭山和七台河4大主要矿区有矿井42个，其中70%都是高瓦斯矿井。
There are 42 mine Wells in four major mine areas, Jixi, Hegang, Shuangyashan and Qitaihe, in Heilongjiang province, China, 70%of which are high gas mine Wells.
在高瓦斯矿井中，炮采放顶煤工作面的瓦斯治理工作一直是个难题，它严重制约着煤矿的安全生产。
Gas management is a difficult problem at the blasting and caving face in high gas mine. It restricts the safe production of coal mine.
国内外统计资料表明，高瓦斯矿井发生瓦斯爆炸事故的机率并不是很高，低瓦斯矿井的瓦斯涌出异常区却时有瓦斯爆炸事故发生。
According to domestic and international statistic data, the occurrence probability of gas explosion is not very high, but it occasionally occurs in gas abnormal effusing area of low gas mines.
进入栏目免费论文付费论文职称论文毕业论文转让论文论文指导外文翻译检测论文当矿井主通风机倒机时，在倒机的短暂停风时间内，高突矿井出现瓦斯超限现象。
When main ventilator of mine is switching, high outburst mines will appear over-limit phenomenon of gas concentration in short blowing-out time of switching ventilator.
而随着矿井采掘深度不断加大，其直接面临的“三高”问题，即高水压、高瓦斯、高地应力问题日益突显。
It is straightly faced with the high water pressure, the high gas and stress along with the mining depth increasing continuously, which is increasingly outstanding.
而随着矿井采掘深度不断加大，其直接面临的“三高”问题，即高水压、高瓦斯、高地应力问题日益突显。
It is straightly faced with the high water pressure, the high gas and stress along with the mining depth increasing continuously, which is increasingly outstanding.
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