critical conflict flow group

Equation Group

Non-linear Duality Equation Group

Non-linear Equation Group

ultra fixed equation group

basic flow equation

coupled moisture and heat flow equation

Darcy linear flow equation

Darcy’s radial flow equation

fluid flow equation

fractional flow equation

gas flow equation

general gas flow equation

groundwater flow equation

high-order shallow flow equation

mass flow equation

radial steady-state flow equation

seepage flow equation

shallow water flow equation

spherical flow equation