Ji guang ying yong- yi xue Xin xi lun- ying yong- mei xue ying yong tong ji xue Ji guang ying yong Ying yu- ying yong yu yan xue ji liang jing ji xue Er tong ying yang xue Shi chang jing ying xue Xiang jiao- gong yi xue Ji suan ji ying yong— guan li ke xue