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ID:32143222
大小:1.35 MB
页数:53页
时间:2019-01-31
《广东省管道直饮水卫生现状调查与对策探讨》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、广东省管道卣饮水卫生现状调查及对策探讨摘要instituteofhealthinspection.Beforethesurveywascarriedout,alltheinterviewershadtoattendaspecialtrainingandtopassthefinalexam.Basedonthepracticalsituationsfoundedinthefieldinvestigation,theworkersoftheprovinceandthelocalinstitutesofhealthinspectioninspected
2、allthequestionnairesfilledbythecompanies.Thecontentsofgeneralinformationaboutthequalityofpipeportablewaterincluded:testingturbidity,PH,conductivity,ozone,consumptionofoxygen,totalnumberofbacteria,coliformgroups,muckycoliformgroupsofsamplesofrowwater,productwaterandpipewater.T
3、heformerfourtestsarecompletedinthefieldworksite;theotherfourtestsarecompletedinthelaboratoryofthelocalcenterofdiseasepreventionandcontr01.5.Dataanalysis:EXCELwasusedtosetupadatabase,andSPSSwasusedfordataanalysis.Resuit1.Generalinformation89surveyedpotablewatercompaniesinGuang
4、dongProvinceweremainlydistributedinthehighlydevelopeddeltadistrictofPearlRiver,suchasGuangzhou,Dongguang,ShengzhenandZhuhai.70%ofthecompanieshavethecapacityofsupplyingwith1000—10000families;andtheaveragesizeofworksiteusedforwaterpurifyingismorethan20squaremeters,whichimpliedt
5、hatmostofthepotablewatercompaniesinourprovincebelongedtothemediansizeproductivecapacity.2.TheusagerateofportablewaterPortablewater’SusagerateranksfromhightolowinfourcitiesasShengzhen,Zhuhai,Dongguan.Guangzhou.Thepublicsuchasschool,andthegovernment’Sportablewater’Susagerateish
6、igherthanthelivingareas,thedifferencewasstatisticallysignificant..Intheresearchedarea,onlyShenzhenhasitsownmeasuredstandard,onethirdofthecompaniestestthepotableVTT£查塑笪堕皇竺查卫生翌鲨塑查墨翌蔓塑堕一一—————————!!墨water’squalityaccordingtopureWater’sHygieneStandard(OB17324·1998),onethirdofcomp
7、aniesreferencetoCleanWater’SQuatityStandard(CJ94—1999),theLivingWaterStandardPrincipal(2001version,amendment4)isusedbymorethan1O%ofcompanies.3.PortableWaterCompanies’hygienefacilities66.29%ofcompanieshaveairdisinfectionequipment(ultravioletlampper30W/10一l5squaremeter),13.48%o
8、fcompanieshavefullydecoratedchangeroom.19,1%ofthemdependonthetesting
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