Zhong guo shen ji li lun ti xi fa zhan yan jiu/ Zhong guo neng yuan ji tuan 500 qiang fa zhan yan jiu/ Zhong guo nong ye ke ji chuang xin fa zhan yan jiu/ Zhong guo gu dai wen ti xing tai yan jiu/ Zhong guo she hui bao zhang zhi du ti xi wan shan yan jiu/ Zhong guo xian dai jing ji lun li jian she yan jiu/ Zhong guo she hui guan li ti zhi gai ge yan jiu/ Jing ji zhong jie zu zhi fa zhan yan jiu/ Huan jing shen ji li lun yu shi wu yan jiu/ Zhong guo xian dai li ci zhong yao zhan yi zhi yan jiu/