Zhi du bian qian yu jing ji biao xian de shi zheng yan jiu. He lan yin xing he bao xian gong si shi zheng yan jiu. Ge ti an quan de li lun yu shi zheng yan jiu. Chu tu wen xian yu zao qi fo jing bi jiao yan jiu. Mo xing gou jian ji qi shi zheng yan jiu. Ji yu hua ti lian de han ying pian zhang yan jiu. Zhi du bian qian yu zhong guo nong min jing ji xing wei/ Du li dong shi zhi du yu hui ji tou ming du xiang guan xing de shi zheng yan jiu/