目前，本煤层瓦斯预抽放措施仍然被认为是预防瓦斯灾害最有效的方法之一。
It is considered that the gas pre-extraction measure in coal bed is one of the most effective methods to prevent the gas disaster.
以一起瓦斯突出事故为例，分析了瓦斯突出的原因，提出了预防瓦斯突出的几点建议。
Taking an accident of the gas outburst as the example, this paper analyzes the reasons of gas outburst, and advances several Suggestions on preventing gas outburst.
利用瓦斯抽排孔把井下瓦斯预抽后排到地面，是我国目前煤矿预防瓦斯事故和进行综合利用能源的有效方法之一。
It is one of the effective methods for energy and resources comprehensive utilization to have gas drained to the ground by using gas-discharging hole in China.
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