The invention relates to a wave-absorbing radiation-barrier concrete which comprises the following components in parts by mass: 15 parts of diatomite, 12 parts of triethylenetetramine-modified durian shell, 8 parts of chestnut shell cellulose, 1.5 parts of aerated aluminum powder, 5 parts of hollow glass microsphere, 4 parts of monoalkoxy titanate, 4 parts of polytetrafluoroethylene granule, 0.6 part of melamine, 1.2 parts of meerschaum wool, 110 parts of cement, 70 parts of natural sand stone, 6 parts of fluorogypsum, 6 parts of modified sawdust, 2.4 parts of aluminum sulfate, 2.2 parts of fly ash hollow microbead, 0.7 part of fumed silica, 1.2 parts of triethanolamine, 0.85 part of silicon nitride powder, 1.25 parts of antimony trioxide, 1 part of halogen flame retardant, 0.8 part of titanium dioxide, 0.75 part of zinc oxide, 1.5 parts of expanded perlite, 4 parts of diatomite-carried nano TiO2 material, 0.4 part of modified nano titanium dioxide, 0.25 part of conductive graphite, 1.4 parts of sodium dodecyl benzene sulfonate and 1.1 parts of isooctyl triethoxy silane.