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1、GuidelinesforDrinking-waterQualityTHIRDEDITIONINCORPORATINGTHEFIRSTANDSECONDADDENDAVolume1RecommendationsGeneva2008WHOLibraryCataloguing-in-PublicationDataGuidelinesfordrinking-waterquality[electronicresource]:incorporating1stand2ndaddenda,Vol.1,Recommendations
2、.–3rded.1.Potablewater–standards.2.Water–standards.3.Waterquality–standards.4.Guidelines.I.WorldHealthOrganization.ISBN9789241547611(WEBversion)(NLMclassi?cation:WA675)?WorldHealthOrganization2008Allrightsreserved.PublicationsoftheWorldHealthOrganizationcanbeob
3、tainedfromWHOPress,WorldHealthOrganization,20AvenueAppia,1211Geneva27,Switzerland(tel.:+41227913264;fax:+41227914857;e-mail:bookorders@who.int).RequestsforpermissiontoreproduceortranslateWHOpublications–whetherforsaleorfornoncommercialdistribution–shouldbeaddre
4、ssedtoWHOPress,attheaboveaddress(fax:+41227914806;e-mail:permissions@who.int).Thedesignationsemployedandthepresentationofthematerialinthispublicationdonotimplytheexpres-sionofanyopinionwhatsoeveronthepartoftheWorldHealthOrganizationconcerningthelegalstatusofany
5、country,territory,cityorareaorofitsauthorities,orconcerningthedelimitationofitsfrontiersorboundaries.Dottedlinesonmapsrepresentapproximateborderlinesforwhichtheremaynotyetbefullagreement.Thementionofspeci?ccompaniesorofcertainmanufacturers’productsdoesnotimplyt
6、hattheyareendorsedorrecommendedbytheWorldHealthOrganizationinpreferencetoothersofasimilarnaturethatarenotmentioned.Errorsandomissionsexcepted,thenamesofproprietaryproductsaredistinguishedbyinitialcapitalletters.AllreasonableprecautionshavebeentakenbytheWorldHea
7、lthOrganizationtoverifytheinformationcontainedinthispublication.However,thepublishedmaterialisbeingdistributedwithoutwarrantyofanykind,eitherexpressedorimplied.Theresponsibilityfortheinterpretationanduseofthemateriallieswiththereader.InnoeventshalltheWorldHealt
8、hOrganizationbeliablefordamagesarisingfromitsuse.ContentsPrefacexvAcknowledgementsxviiiAcronymsandabbreviationsusedintextxx1.Introduction11.1Generalconsiderationsandprincipl
