广东化工2023年第4期·180·www.gdchem.com第50卷总第486期“十三五”期间拉萨市气温对其城市环境空气质量影响的探究李梁婷1,邱大瑞2,郑琴1,德珍1,格桑曲珍3,尼玛卓嘎3*(1.西藏自治区地质矿产勘查开发局中心实验室,西藏拉萨850000;2.尼木县气象局,西藏拉萨850000;3.林周县气象局,西藏拉萨850000)[摘要]拉萨市环境空气质量变化以及对其影响因素的研究受关注程度相对较多。本研究以“十三五”期间(2016~2020年)拉萨市逐月环境空气质量数据为基础数据,通过将6种主要环境空气质量指标与气温分别进行散点线性分析,形成线性方程。结果表明:PM10为拉萨市“十三五”期间环境空气质量指标月度变异程度最大的空气指标,变异程度最小的是SO2;“十三五”期间拉萨市月气温呈现出波动上升态势,6种环境空气质量指标均呈现出波动下降态势,PM2.5、PM10和SO2回归方程全部达到0.05水平的显著性检验;拉萨市气温与PM2.5、PM10、NO2和CO呈线性负相关,与O3和SO2呈线性正相关,回归方程全部达到0.01水平的显著性检验,并且气温与CO的线性关系最为显著。[关键词]“十三五”期间;拉萨市;气温;空气质量[中图分类号]TQ[文献标识码]A[文章编号]1007-1865(2023)04-0180-03ResearchontheInfluenceofTemperatureinLhasaonitsUrbanAmbientAirQualityduringthe13thFive-YearPlanPeriodLiLiangting1,QiuDarui2,ZhengQin1,DeZhen1,GesangQuzhen3,NimaZhuoga3*(1.CentralLaboratoryofGeologyandMineralExplorationandDevelopmentBureauofTibetAutonomousRegion,Lhasa850000;2.NimuCountyMeteorologicalBureau,Lhasa850000;3.LhasaMeteorologicalBureau,Lhasa850000,China)Abstract:ThechangesofambientairqualityinLhasaandtheresearchonitsinfluencingfactorshaveattractedrelativelymuchattention.Inthisstudy,basedonthemonthlyambientairqualitydataofLhasaduringthe13thFive-YearPlanperiod(2016-2020),sixmainambientairqualityindicatorsandairtemperaturewereseparatelyanalyzedbyscatterlinearanalysistoformalinearequation.TheresultsshowthatPM10istheairindexwiththelargestmonthlyvariationdegreeofambientairqualityindexinLhasaduringthe13thFive-YearPlanperiod,SO2isthesmallestvariationdegree;Duringthe“ThirteenthFive-YearPlan”period,themonthlytemperatureinLhasashowedafluctuatingupwardtrend,andallsixambientairqualityindicato...