Yuanxun Qin · 5 obras en el catálogoObrasKKe xue tan suoKe xue tan suoJJi he xue tong lunJi he xue tong lunKKong jian, shi jian he yun dong zhuo di wu zhiKong jian, shi jian he yun dong zhuo di wu zhiYYun dong wen ding xing li lun yu ying yongYun dong wen ding xing li lun yu ying yongJJi suan wu li xueJi suan wu li xue