The design characteristics and technical routes for the environment friendly power plants were summarized,and a revelation was obtained that the environmental technique routes should be pluralism,and the comprehensive environment protection process conceptions for coal fired power plant should be set up.

involving process and mechanism,scrap/oil remover design and material structure,as well as the remover's application and prospect in wasted water treatment at steel works.

Application of nanofiltration in desalination of recycle water in steel plants;

In this article the development of steel manufacturing route and the trend of optimizing steel plant structure has been reviewed and mentioned.