Displacement Prediction of Surrounding Rock by Evolution BP-net Based on the decimal Gentic Algorithms

In recent years,more people have begun complaining about cooking exhaust pollution from restaurants in the city of Chongqing,P.R.China.Understanding cooking exhaust pollution origins and people's responses in Chongqing can provide a scientific basis for environmental protection decision-making in the city.To better understand these things,the attitudes of Chongqing inhabitants with different sex,age and residential proximity to cooking exhaust pollution and other environmental pollutants were investigated.The results show that city residents feel cooking exhaust pollution is the third most significant environmental pollution problem in Chongqing after noise and air pollution.Responses to cooking exhaust pollution vary with different sex,age and residential environment.This paper concludes by analyzing reasons for ineffective solutions to the cooking exhaust pollution problem in Chongqing and puts forward corresponding new countermeasures.