The uavor is used to carry a high-resolution camera to survey an area of about 5 hectares, generate a digital elevation model, and perform a performance evaluation to prove that the accuracy of the drone aerial survey data is comparable to that of GPSRTK.The three-dimensional modeling technique of aerial photography is used for the restoration of archaeological sites, and has obtained good results.Using light and small-scale aerial photogrammetry system in low-navigation high aerial photography operation, the traditional aerial three methods of data processing are used to achieve the accuracy mapping of the coastal terrain cm level. ...