jing ji xue- di zhi- kuang shan jing ji xue- bai ke quan shu jing ji xue- ju zhen- ying yong jing ji guan li- di zhi- gong zuo jing ji xue de fen xi fang fa/ jing ji ke chi xu fa zhan jing ji xue gai lun/. shang ce. jing ji si xiang shi jing ji xue- nong ye jing ji jing ji xue/. shang ce.