node_name, censor_name, item_id, censor_con censor_date
  
 科员         飞灵            9657    同意            2008-01-01
 科长         灵              9657    局长批示         2008-01-01
 局长        飞               9657    局长批示         2008-01-01
实现结果为
node_name,  censor_name, item_id, censor_con censor_date node_name, censor_name, item_id, censor_con censor_datenode_name, 
科员         飞灵            9657     同意        2008-01-01  科长         灵              9657    局长批示         2008-01-01