倾斜分层充填采煤法
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倾斜分层充填回采
inclined cut and fill
上向分层充填采矿法
Cut-and-fill Mining Method
上向水平分层充填采矿法
upward horizontal slice stoping and filling method
水平分层充填采矿法
horizontal cut and fill mining
下向分层充填采矿法
Underhand cutting and filling method
缓倾斜煤层
flately inclined seam
急倾斜煤层
steep coal seam
thin steeply inclined seam
deeply inclined coal seam
steep lay of coal seam
steeply inclined seam
steep-inclined coal seam
deep inclined seam
steep inclined seam
slant coal seam
steep seam
steeply inclined coal seam
Coal pillar design
steep-inclined coal
sharp dip angle coal layer
steep coal strata
heavy steep and thick seam
煤层倾斜
seam inclination
倾斜分层
rill cut
inclined slice
倾斜分层回采
rill cutting
倾斜分层开采
sloping clices mining
inclined slicing
倾斜分层开采法
diagonal slicing
倾斜煤层
inclined seam
steeply seam
inclined coal seam
inclined coal seams
俯伪斜采煤法
pitching oblique mining
房柱式分层充填
layered back-filling method
分层充填
multi-layer
stratified filling
slicing and filling
分层充填开采
slicing and filling
分层填充
Layer
两层分采采油树
dual tree
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