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THIS IS A SAMPLE TITLE

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Title: THIS IS A SAMPLE TITLE Author: NUS Last modified by: hpx Created Date: 5/10/2000 2:43:16 AM Document presentation format: Company – PowerPoint PPT presentation

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Title: THIS IS A SAMPLE TITLE


1
??? ??????????
????,???????????????????,???????
2
??????
? ? ? ? ? ? ? ?
2?2? ????? 7?11? ?????
3?12? ????? 8?9? ?????????
3?21? ????????? 9?16? ????????
3?22? ???? 9?27? ?????
3?23? ????? 10?4? ?????
4????? ???????? 10?14? ?????
4?22? ????? 10?16? ?????
5?31? ????? 10?17? ???????
6?4? ???????????? 10?24- 30? ???
6?5? ????? 11?16? ?????
6?17? ??????????? 11?11 - 18? ????????
6?25? ????? 12?29? ????????
6?26? ?????
3
??????????
  • ????????
  • ???????????
  • ??????????
  • ????????
  • ??????????
  • ??????
  • ????????
  • ?????????????????
  • ??????
  • ?????????

4
???????
5
??????
6
(No Transcript)
7
?????
8
??? ?????????
  • ????????????
  • (?)???????????
  • (?)???????????
  • ???????????
  • (?)????
  • (?)????
  • (?)????
  • ????????????

9
(?)???????????
  • ?????????
  • ????
  • ?????????
  • PAHs????
  • ??????
  • ????
  • ????????????
  • ???????VOCs
  • ???????
  • ?????????SARS
  • ?????????

10
(?)???????????
  • 1?????????????(???????)
  • 2?????(???????)

???????
11
???????????
  • ???????
  • ????(??)
  • ????(??)
  • ????

12
??????????????
  • ??????
  • ??????
  • ??(?)?PCB
  • ??????
  • ?????????
  • ??????
  • ?????
  • ????(?????)

13
????????????
  • (?)????
  • (?)????
  • (?)????????

14
????????
  • ?????
  • ?-??-????-??-????-?
  • ?????
  • ?(???)
  • ????
  • ?????
  • ?????

15
(No Transcript)
16
??? ???????????????
  • ?????????????
  • ??????????????
  • (?)???(30-50)
  • (?)? ?(0-1)
  • (?)?????6-20,?????50

17
(No Transcript)
18
??????????
1.?????? ???????????????????????????? 2.??????
??????????????,??????????????????

19
????
  • ???? (environmental pollution)
  • ?????????????????????,???????,????????,???
    ???,??????????,????????

20
(No Transcript)
21
(No Transcript)
22
  • ?????(primary pollutant)
  • ??????????,??????????????????????SO2?NOx?CO?CO2??
    ???????????????????
  • ????? (secondary pollutant)
  • ????????????????????????,????????????????????????
    ??????????????

23
  • ??
  • NOx ?????(hydrocarbons) ??????????????????????
    ???(???????????????),????????

24
??????????
  • 3. ?????(environmental self-purification)
  • ??????????????,???????????????????
  • ???????
  • ???? ??????????????
  • ???? ???????????????
  • ????????????
  • ?????????????????

25
??????????????
  • (?)??
  • (?)????(Bio-transformation)
  • (?)??
  • ?????????????????
  • (?)??
  • ?????????

26
???????
???????????? ????????????,???? ????????????????
?,???? ????????????????,???? ??????????????,????
??
27
??????????????
  • ????????(?????????)
  • ????
  • ????(??-????)
  • ????
  • ????(??????????????)
  • ????

28
????????????
  • ???? ????
  • ???? ????
  • 1.????(acute effect)
  • ??????????24??????????,????????????????????????
    CO??

29
  • 2.????(chronic effect)
  • ???????????,??????????????????????????????(????)??
    ??????????(????)????????????
  • ?????????
  • ????(?????)
  • ????????(??????????)

30
???
  • ?????????????,?1953???????????????????????????????
    ??????????????????????????????????,????????????,??
    ????????,??????????????????,????????????,?????????
    ?????,??????????,????????

31
????(mutagenesis)
  • ????????????????????,???????????
  • ??????????
  • ?????????????????

32
????(carcinogenesis)?????????????
  • ?????????,?????????
  • ?????97???????????74?,??54???????(??(a)?
    ??ß-?????????)
  • ????????

33
????(teratogenesis)
  • ???????????????????????,????????????
  • ? ?????????????????????????

34
4.????
  • ????(greenhouse effect)
  • ??????,
  • ??
  • ??????????????

35
????
  • ??????????????????????????????????????????????????
    ??,??????????????,?????????,???????
  • ??????(CFCs)??????,???????????

36
??????????
  • ???????(??????)??,???????????????????????????????
    ??????????????????
  • ???????????,??????????,?????????,????????
  • ??????,?????????????,?????????????????????????????
    ?????????????

37
?????
  • ?????????1640???????,??????????????320???????????
    ???????????????????
  • ??????(CFCs)???????????
  • ??????
  • ???????????????????????,??????????????????????
    ??

38
?????
  • ????????????,????????????????????????????????????
    ????????????????,????????????????
  • ???????????????,????????????????????????????????,?
    ???????????????????????,????????????????????(?????
    ?????????????)????

39
?????????????????
  • pHlt5.65,??????????
  • SO2 H2SO4
  • NOX HNO3
  • x SO2?NOX??????????????,??????????

???????????????100????
40
???????????? ?? ????
?????????? ????
??????? ???????????????
41
???????????
  • 1.???????????????
  • ????????
  • ??????? ???????
  • 2.?????????????
  • ????
  • ????????????
    ???????????? ????????????
    ????????????

42
  • 3.?????????????
  • ????????
  • ???????
  • ???????????????
  • ????

?????? ?????? ???????
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