1) underlying alluvium
下伏冲积层
2) mining alluvial deposit
冲积层下采煤
3) alluvial ground water
冲积层地下水(地)
4) accretion of ground water,Phthalate Esters
地下水冲积层
5) luvial groundwater
冲积层地下水
6) underlie coal seam
下伏煤层
1.
To solve the difficulties of mining the coal seams underlie the-115 main entry without destroying the main entry in the Quangou coal mine,the simulation analysis of surrounding rock movement regularities of the main roadway with the underlie coal seams mined was carried out.
针对泉沟煤矿要采出-115大巷下压煤,同时要保证上部的大巷正常使用的技术难点,进行了下伏煤层开采大巷围岩活动规律的模拟分析。
补充资料：下伏
1.三伏中的末伏。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条