Application of recycle of urban sewage as resource

Water resource is the essence of life as well as the important factor of national economy .With the implementation of reform and open-up policy and the rapid increasing of econang ,increasingly serious shortage of water becomes the important factors preventing our country's economy from developing continuously . Based on the discussion of the water condition ,the approach of urban sewage reuse and engineering examples.The possibility of urban wastewater reuse and its great potential are analyzed .It is pointed out that urban wastewater resourcizing making the sewage the second water resource is the important measure of resolving water shortage .