▎ 摘　　要

NOVELTY - A water body pollution repairing agent comprises 10-20 pts. wt. modified chitosan fiber and 2-10 pts. wt. modified graphene oxide. USE - Water body pollution repairing agent. ADVANTAGE - The water body pollution repairing agent has excellent mechanical properties and adsorption capacity, and can be repeatedly used. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of the water body pollution repairing agent, which involves preparing modified graphene oxide, and preparing modified chitosan fiber.