边界层消能厚度
boundary layer thickness of dissipation
消能能力
energy dissipation capability
爆破不透水层法
method of impermeable layer-blasting
多个含水层和弱透水层组成的越流含水系统
leaky system composed of multiple aquifers and aquitards
leaky system composed of multiple aquifers and aqu
水平强透水层
horizontal high pervious base
透水水泥混凝土
permeable cement concrete
permeable concrete
pervious cement concrete
下卧透水层
deep water-permeable stratum