Ri yong hua xue pin Zhi bing hua xue yin su Pu tong hua xue Ying yong hua xue Pu tong hua xue/ Pu tong hua xue shi yan/ Huo yong hua xue/. 1. Pu tong hua xue yuan li/ Jie jing hua xue Jie jing hua xue/