By technologic and principles and methods, the thesis discussesquestions about economic and social benefits of the urban powernetwork renovation. It sets up a quotas system to evaluate economicand social benefits of urban power network renovation and analyzesthe plan of HanDan urban network renovation. At last, it draws aconclusion to the plan and gives some suggestions to improve it. Thethesis discusses questions of technoIogic and economic evaIuationmethods. It puts forword a fuzzy degree evaluating model to solvethe problem of giving quantitative analysis to qualitive quotaes.Sun Hongxing (Technology Economics and Management)Directed by pro f. Wang Guangqing...
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