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Foamed concrete utilizing excavated soil and fly ash for urban underground space backfilling: Physical properties, mechanical properties, and microstructure

Geotechnical EngineeringEngineeringCement-based Construction MaterialMechanical PropertiesUnderground SpaceCivil EngineeringConcrete TechnologyReinforced ConcreteFly AshPhysical PropertiesFoamConstruction EngineeringFoamed Concrete Utilizing