房屋裂缝是否由煤矿采煤引起，主要是看采空区是否进入村庄保安煤柱。
If the mined zone go into the security coal pillar, the house crack could be thought caused by mining.
房屋裂缝是否由煤矿采煤引起，主要是看采空区是否进入村庄保安煤柱。
The cause of house crack determined by security coal pillar of village.
房屋裂缝是否由煤矿采煤引起，主要是看采空区是否进入村庄保安煤柱。
The cause of house crack determined by security coal pillar of village.
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