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中国农大机械工程学院农业机械化系张铁中副教授承担的北京市科委重大科技攻关课题“蔬菜自动嫁接机的研制”，最近通过北京市科委组织的专家鉴定，并获得国家发明专利。该机采用计算机机控制，实现了砧木、穗木的取苗、切苗、接合、固定、排苗等嫁接过程的自动化操作，各项技
China Agricultural University Department of Agricultural Mechanization, Department of Agricultural Mechanization, Associate Professor Zhang Tiezhong Beijing Municipal Science and Technology Commission to undertake major scientific and technological project “vegetable grafting machine research”, recently organized by Beijing Municipal Science and Technology Commission experts identified and access to national invention patents. The machine uses computer control, to achieve the rootstock, spike wood seedlings, cut seedlings, jointing, fixed, rowing and other grafting process of automation, the various technologies