extremely shallow depth
Shallow depth and uneven presssure
Shallow depth bored tunnel
shallow depth hard overlying strata
tunneling at depth shallow
Critical Excavation Depth
open excavation order excavation method
(2+1) dimensional shallow water wave equation equation
1-D semi-geostrophic shallow water model
一维半地转浅水模式
可变行程液压缸
自动检测与鉴定系统
1D shallow water equations
2D shallow water equation
2D shallow water equations
2-D shallow water equations
a shallow mined large-span crossover tunnel
A shrinkage method combining with medium-length hole and shallow hole