section a-a a-a

A-A-A conjugation structure

characteristic value of bearing capacity of soil a

cooling of a layer

Layer A soil

S-A(A-A) missile

water layer of a farmland

A.A.A.

cohesive clay-layer soil of riverbank

constitution of soil layer

dried layer of soil

equal load of soil layer

Layer of Soil

model material of soil layer

moisture content of soil layer

pore-reinforcement of soil layer

probability model of soil layer

sectional drawing of soil layer

Seismic response analysis of soil layer