Guangzhou will establish a wastewater disposal center within three years. 广州市将在三年内建成一个废水处理中心。
Chitosan has been widely applied on the industry of effluent treatment owing to its good adsorptive characters and chemical properties. 摘要壳聚糖以其优良的理化性质和吸附特性在工业废水处理中已得到广泛的应用。
