Huan jing hua xue
By: Wang hong yun, zhao lian jun
Publisher: Hua xue gong ye chu ban she
Published: 2004
Place of publication: Bei jing
Language: chi
ISBN-13: 9787502549909
Subjects: Huan jing hua xue; Jiao cai .; Gao deng jiao yu
Description: Gai shu nei rong bao kuo da qi huan jing hua xue, Shui huan jing hua xue, Tu rang huan jing hua xue, Wu ran wu zai sheng wu ti nei de qian yi zhuan hua, Dian xing wu ran wu zai huan jing ge quan ceng zhong de xun huan deng.