以某矿3225大巷为例,总结了巷道围岩变形规律,提出了跨采底板巷道维修方法,考察了维修效果,具有一定借鉴意义。
In 3225a mine roadway as an example, summed up the roadway deformation law, proposed an inter-mining floor roadway maintenance methods, inspected the maintenance effect to a certain extent learn.
文章介绍了在煤柱中确定巷道位置的方法及巷道的维修措施。
This paper introduced methods to select tunnel position and maintain measures for the tunnel in small coal pillar.
大采深巷道变形问题日益严重,巷道需要多次维修增加支护成本、安全难以保证。
The deep roadway deformation problem is becoming increasingly serious, much maintenance increases support costs and security is difficult to guarantee.
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