3.Redbird is a comprehensive GIS manufacturer that specializes in aerial photography, map making, true three-dimensional modelling and GIS development.
6.Amongwhile the fuction of pavage segment and numbering of laying stone can automaticcomplete according to the laying area to choose the best program.
7.On basis of this model, the modeling methods and modeling flow were discussed based on data source of geological observation, drillhole, ichnography and section map.
8.Starting with the basic equation of the hydraulic system this paper deals with the mechanism modeling for double triangle boom luffer and its hydraulic system.
9.Based on machine kinematics and cutting theories, the simulating method for the generation of three-dimensional surfaces in face turning and flycutting of SPDT is studied.