唐代都城长安是大唐精神文化的集中体现和高度浓缩，是盛世文化体系的典型代表，它见证了那个时代人们的精神面貌和辉煌灿烂的文化，是盛......

分别用迈阿密模型和matharnthwaite Memorial模型对尚义县的粮食气候生产潜力在分区的基础上做了计算,得出尚义县的气候生产潜力整......

Oil painting has been popular in China for one century. With endeavors of several generations of Chinese artists,oil pai......

Objective:To explore the clinical drug use of Professor Liu Shangyi,a master of Chinese medicine,in the treatment of thy......