地层充填格架
sequence-filling framework
地层砂的阻挡
stoppage of formation sand
断移地层砂地比
ratio between sandstone and stratum thickness in f
岩性地层的层型
lithostratigraphic stratotype
中生代地层的分布
Mesozoic stratigraphic distribution
房柱式分层充填
layered back-filling method
上向分层充填采矿法
Cut-and-fill Mining Method