Title: Ch 6
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Ch 6
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Flickr DFID
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- lt 6 MPN/100 mL
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Wiki IAID
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7(No Transcript)
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Wiki Peellden
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14Sedimentation
Wiki MADe
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16Filtration
Wiki Che
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USEPA
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USEPA
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21 ??????? ????????(Cl2,HOCl,OC1-)????,????????(fre
e residual Chlorination )??????????,????????????
Cl2 H2O ? HOCl H Cl- ?????? ????(???HOCl
)????,??NH2Cl?NHCl2?NCl3?,??????????????,?????????
?,???????? ???????? Cl2?????????,?????THM(CHCl3
,CHCl2Br,CHClBr2,CHBr3)??????????????????,????????
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22????????
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23??EPA?????????
- SDWA(??????)?? Giardia 99.9 ???99.99 ?????
- ? ????????????????
- Giardia????????,???? Giardia ?CT????????? CT ?
(??x??) - ??CT??
Giardia????????????????? ??????????????
24????CT?
USEPA
25??????????
- ?????(NOM)????????
- - NOM???????????????
- ??????????NOM???????,???10?50???
- ????????DBPs ????
- Cl2 Br- NOM ? DBPs
26???????
- DBP ????????????,???????????????????????
- DBP ??????????????
- ??DBP???????????
- ???????,?????????????????????
27???????
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- ???????DBPs???
- - THMs????
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28?????
- ????? ?/?? ? Trihalomethanes / Haloacetic acids
(THMs/HAAs) - ????? ? Bromate (BrO3-)
- ???? ? ???? (ClO2-/ClO3-)
29?????????
- ???????????????,?????????????( ??????1-2 ppm
????????)? - 70 ???????99 ?????????1.0 ppm ??????????
- ?????????????,????????????
30Biofilm ??
Wiki Aalexopo
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33???????????
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- ???????????254nm????,?????????,????????
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- ????(corona discharge)???,???????????????????????
????,??????,?????????????????????????
34??????? - ???????
PP ? ? ? ? ?
? ? ? ? ? (T33)
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35?? (RO?) - ???????
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UV ? ? ? ? ?
PP ? ? ? ? ?
? ? ? ? ? (T33)
? ? ? ? ? (CTO)
? ? ? ? ? ?T33
RO ????
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36??????
? Protected water sources
????(??????) ? Suitable water treatment
??????(????????) ? Disinfection - can it
provide sufficient protection? ????? ?
Long-term exposure to carcinogens due to
disinfection? ????????????DBP????
37????
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Flickr DFID http//commons.wikimedia.org/wiki/FileProviding_clean_water_to_millions_of_people.jpg 2011/11/4 visited
Wiki IAID http//commons.wikimedia.org/wiki/FileEscherichiaColi_NIAID.jpg 2011/11/4 visited
http//www.thewatertreatments.com/water-quality-lab-who/water-diseases 2011/11/4 visited
USEPA http//water.epa.gov/learn/training/dwatraining/upload/dwaPWSS-intro-pwss.pdf
Wiki Peellden http//commons.wikimedia.org/wiki/FileFeiCueiReservoir.jpg?uselangzh-tw 2011/09/26 visited
38?? ???? ??/??
???? ??? 2011/11/4 visited
???? ??? 2011/11/4 visited
?????? http//www.twd.gov.tw/ct.asp?xItem986179ctNode23283mp114001 2011/11/4 visited
?????? http//www.twd.gov.tw/ct.asp?xItem986179ctNode23283mp114001 2011/11/5 visited
???? ??? 2011/11/4 visited
39?? ???? ??/??
???? ??? 2011/11/4 visited
???? ??? 2011/11/4 visited
Wiki MADe http//commons.wikimedia.org/wiki/FileSedimentation_tank.jpg 2011/11/4 visited
???? ??? 2011/11/4 visited
Wiki Che http//commons.wikimedia.org/wiki/FilePC3ADskovC3A9_rychlofiltry_odC5BEelezovny_v_KC3A1ranC3A9m_v_klidu.jpg 2011/11/5 visited
USEPA http//water.epa.gov/drink/guide/upload/book_waterontap_chinesetrans_full.pdf 2011/11/5 visited
40?? ???? ??/??
???? ??? 2011/11/4 visited
www2.thu.edu.tw/thugo/chinese/06_environment/down.php 2011/11/4 visited
USEPA water.epa.gov/lawsregs/rulesregs/sdwa/.../chapt_2.doc 2011/11/4 visited
Wiki Aalexopo http//commons.wikimedia.org/wiki/FileBiofilm_Formation.jpg 2011/11/4 visited