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1、華東師范大學(xué)碩士學(xué)位論文交通污染模擬評價決策支持系統(tǒng)研究與開發(fā)姓名：袁濤申請學(xué)位級別：碩士專業(yè)：地圖學(xué)與地理信息系統(tǒng)指導(dǎo)教師：王錚20070501晟厲，木文對系統(tǒng)的應(yīng)用結(jié)果和政策建議做了總結(jié)，并指出系統(tǒng)的不足之處和努力方向,以期能夠進(jìn)一步的加以改進(jìn)和完善。關(guān)鍵詞：地理信息系統(tǒng)決策支持系統(tǒng)交通污染模擬交通噪聲交通重金屬交通尾氣tThankstospecdydevelopmentofnationalcconomy,automobilcandothcrmotorvchic1esbccomemoreandmorcpopuepollutionsstemmingfroe'sd
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6、1tica1App1icati(nofthisSyStcm.Bythemu1tiP1cexecUtionl0fthis；system,weachievethedifferentSimu1ationResu1tS0fdifferentmode1satd1fferentsituations,ana1yzingandd1SCOVering:1?Thereisth'etightc0rre1ationbetweenthemagnitude0fHeavyMet1p011utionconcentrat?1onandthev0ume0fvehic1es,wherethemagni
7、tude0fHeavyMeta1P011ut■1oniricreasesastheincreasingV01IimcofVchic1cswithadircctpr()p0fioua1function?VIJhe?natIthesaIncvoIumeofvehicIes.theheavytruckmakesthemosIcontributiontOthepollution.secondlylighttruck,finallylittlepassengerear?；2.Thepcalcvalucofnoiseisatthcground?Firstly,thcNoisc
8、incre
