The text expatiated the current application study about water saving and reducing pollution at home and abroad,introducing the significance and application of water saving,wastewater utilization and rainwater utilization in the urban water systems.

Study on Application of Sewage Measuring Equipment;

The growth test of different ornamental plants in the sewage urban riverway;

Study of Sewage Eco-treatment Equipment for Single Residence;

Study on feasibility of wastewater treatment system of constructed wetland in coal mine collapse rasin in pingdingshan city;

Response of the morphological and physiological characteristics of aquatic plants to long-term soaking in the process of constructed wetland wastewater treatment;

Review on Phosphorus Recovery Technologies for Wastewater Treatment System;

Application of PLC control in industry waste water disposal;

Pretreatment of distillation in measurement of ammonia nitrogen in waste water;

Technology and strategy of waste water treatment and recycle in residential area;

Study of the complex scale and corrosion inhibitor for effluent reused as circulating cooling water;

Treating heavy oil effluent with TC-2 compound flocculant to meet the quality standards of oilfield injected water;

Industrial running of cooling water by using discharged effluent in refineries;