▎ 摘　　要

NOVELTY - Rapid evaluation of graphene desalination efficiency, comprises carrying out applying theory method of water molecule, sodium ion and chlorine ion passing through surface graphene nano-hole and determining passing through rate. USE - The method is useful in rapid evaluation of graphene desalination efficiency (claimed). ADVANTAGE - The method utilizes hole structure which can be changed under different chemical and environmental influence working efficiency; produces accurate results; is economical, increases design efficiency; and improves the high working mechanism of the seawater desalination membrane.