▎ 摘　　要

NOVELTY - Preparing high-strength electromagnetic iron oxide fiber composite material comprises obtaining the modified carbon fiber cloth by depositing iron oxide nanoparticles and graphene oxide nanoparticles on the surface of carbon fiber cloth by electrohydrodynamic atomization deposition method, respectively, compounding the modified carbon fiber cloth with the resin to obtain a composite modified carbon fiber cloth, and stacking and pressing at least two pieces of the composite modified carbon fiber cloth. USE - The composite material is useful in aerospace field (claimed). ADVANTAGE - The composite material has high mechanical strength, and good electromagnetic shielding performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for high-strength electromagnetic iron oxide fiber composite material prepared by the above method.