Forecast of electricith consumption is made by ways of the following methods respectively,method of increasing annually, method of elasticity modulus,method of forecast in separate industry,which has great signiticance to the economic development of Pingdingshan.

This paper deals with the features of Urbanization in Changshu and attempts an analysis of its development tendencies after the year 2000 by the method of the yearly average rate of increase.

Methods Using defined daily dose(DDD) as index,Statistical analyses of all antidepressants used during 2002-2005 in respect of varieties,dosages,cost,frequency of drug use and annual average rate of growth(AARG) were performed.

Methods: Statistical analyses of all the antidepressants used during the period of 1999-2002 in respect of medicine varieties, dosages, cost, frequency of drug use, annual average rate of growth (AARG) and daily drug expenses (DDE) were performed.