The databases of DII and TI were used as patent data sources,based on the patent bibliometric method,the development status of CNC machine tool technology in Shaanxi Province was analyzed from the perspectives of patent geographical distribution,patent applicant organization distribution,industrial core and hot technology distribution,etc.,so as to provide reference for a comprehensive grasp of the development and innovation of CNC machine tool industry in Shaanxi Province,and future development idea was put forward.
NETL
NSTL
万方数据
