▎ 摘　　要

NOVELTY - Preparing sensing electrode based on graphene oxide sucrose biosensor, comprises preparing hybrid nanosheets, preparing mirror glassy carbon electrode and post-processing mirror glassy carbon electrode, where the raw materials for preparing the hybrid nanosheets comprises graphene oxide and graphene quantum dots. USE - The method is useful for preparing sensing electrode based on graphene oxide sucrose biosensor. ADVANTAGE - The sensing electrode has a high linear detection limit and lays the theoretical basis for the subsequent development of sucrose online detection equipment. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for sensing electrode of sucrose biosensor prepared by the above method.