采用压汞法对大同和屯留煤样进行微结构测试。
Micro-structure of coal samples from Datong coal mine and Tunliu coal mine were respectively detected using mercury intrusion method.
屯留煤矿副井井筒表土段采用普通法施工，利用井外降水井疏干降水。
The auxiliary shaft topsoil adopted ordinary construction and drainages in hygrometric well.
屯留井田是潞安矿区煤层气含量最高的地区，从气的含量和埋藏条件来说对煤层气开发都比较有利。
Coalbed gas content of Tunliu coal field is the highest in Lu 'an coal area, from gas content and depositing condition, developing coalbed gas is very favourable.
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