Economy and property of environment protect equipment for transportation project is studied;the problems of transportation project environment protection equipment,such as unsuitable configure and resource waste,is analyzed;the experience of Yanchi-Xingren Road in Ningxia is introduced;and finally,the pertinent issue is discussed.

With the fast development of the national economic construction, the quantity of new transportation project increases quickly and the scale is gradually huge.

An ELECTRE optimal selection model and its application in multiobjectives decision making of transportation construction projects;

Optimal selection of transportation construction projects with environmental impacts;

According to the connotation of the SEEIA(Social-Economic and Environmental Impact Assessment) of transportation construction projects,this paper establishes the corresponding index system in which social environment,economic environment,aesthetical and historical environment are taken into consideration.

In allusion to the characteristics of information system work, this paper discusses the necessity to carry out project management in information system work, and introduces the key point of quality control in information system work.

This paper deals with bibliographic database development of foreign language periodicals in the Northwest Sci_Tech University of Agriculture and Forestry, and puts forward proposals to resolve the problems methods and introduced experiences in five aspects.