concrete-steel thickness equivalent factor
equivalent section principle
equivalent thickness method
equivalent thickness of shear wall
equivalent thickness simulation
ratio of section height to section thickness
equivalent frame girder and equivalent secondary g
Build section and horizontal section
Cold Drawn Section Steel of Rectangular Section
Cutting section by section
enriching section rectifying section
positioning section by section
Similar within section and different out section
ratio of erosion thickness and stratigraphic thickness
(Strongly) Equivalent function
(Strongly) Topologically equivalent
1 D equivalent consolidation calculation
1-D equivalent linearization wave method