Resources & Industries ›› 2009, Vol. 11 ›› Issue (1): 101-104.
• RESOURCES ENVIROMENT • Previous Articles Next Articles
WANG Chao, GONG Xin-shu, XU Wen-qian
(College of Economy and Trade, Shihezi University, Shihezi 832003, China)
(石河子大学 经济贸易学院,新疆 石河子 832003)