Dang dai zhong guo si fa gong kai yan jiu/ Dang dai zhong guo si fa gong kai yan jiu / Dang dai zhong guo da zhong chuan mei yan jiu/ Dang dai zhong guo jian cha jian du ti zhi yan jiu/ Xian dai zhong guo zuo jia zi zhuan yan jiu/ Dang dai zhong guo jing ji re dian wen ti yan jiu/ Dang dai zhong guo gong min dao de jian she yan jiu/ Zhong da gong gong wei ji ying dui yan jiu/ Dang dai zhong guo fa lv dui xi guan de ren ke yan jiu/ Dang dai zhong guo she hui gong gong quan li de de xing yan jiu/