The stability of tunnel in mining-coal induced subsidence area is a complicated problem because of the influence of tunnel excavation and strata displacement induced by mining.
采煤塌陷区隧洞围岩稳定性，既受隧洞自身开挖的影响，又受洞下采煤引起地层移动的影响，是一个极其复杂的问题。
It is a significant problem of mining area subsidence resulting from underground coal mine mining, which resulted in soil resources destruction, even a lot of waterlogging in the high water level.
因地下煤炭开采导致的矿区塌陷是目前矿区的主要问题之一，这些塌陷造成土地资源破坏，在高水位甚至出现积水。
The fully mechanized caving coal mining under the railway in mine area will result in difficult maintenance of railway because of great deformation and subsidence speed of terrene and railway.
在矿区铁路下进行放顶煤开采所引起的地表及铁路的变形量大，变形速度快，从而导致矿区铁路维护困难。
The fully mechanized caving coal mining under the railway in mine area will result in difficult maintenance of railway because of great deformation and subsidence speed of terrene and railway.
在矿区铁路下进行放顶煤开采所引起的地表及铁路的变形量大，变形速度快，从而导致矿区铁路维护困难。
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