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http://www.suiri.civil.yamaguchi-u.ac.jp/

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Title: Last modified by: koji ASAI Created Date: 5/24/2003 1:01:06 AM Document presentation format: (4:3) – PowerPoint PPT presentation

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Title: http://www.suiri.civil.yamaguchi-u.ac.jp/


1
????-????-
  • ?????
  • ???? 2??
  • ??
  • http//www.suiri.civil.yamaguchi-u.ac.jp/
  • kido_at_yamaguchi-u.ac.jp

2
?????
???????? ????,???,???,???,??????? ????
???????,???????,??????? ??????? ????,??????????
3
???????? ??????????????????
??
????
?? ???
????
???
(????)
??
??
???
????????
???
?? (??)
??
4
???(debris flow)????????????????????????????????.
????????????????. ???(bed load)?????????????.???
??????(sliding),??(rolling),??(salutation)???.????
?????????????????????????.
???(suspended load)??????????????????????????.???
???????????????(?????).??????????????. ????????(w
ash road)?????????????,??????????????????????????
.????????.
5
????
????(surface erosion) ????????????????(rill)????
????????(gully)????
??????????????
??(collapse) ?????????????????????????????????
???(land slide) ???????(520?)??????????????????
????
???(debris flow) ??????????????????????????????
?? ????????????????
6
???????
?????(lower regime???????(??????0.8??))???????
??(ripple)??????????3????????????????????????????
?????????????5001500?? ??(dune)?????????2?????
????????????????????????410?
?????(upper regime?????????(??????1.0??) )
????(flat bed)?????????????????????????????????
???(anti dune)?????1??(??)??????????????????????
??????????????????????????(???????????)???????????
????????
7
??
???
?
??????
??????
??????????????????????????????????? ??????????????
?????
?????
??????
??????
8
??
???
??????
???????
????????????????????????????????????????????????
9
??????? ????????????????
????(????),????,??????(????) ????(??????)
????(???)
??/???1020??????????
http//www.skr.mlit.go.jp/nakagawa/
10
????(???)
??/???70100??????????
http//www.cgr.mlit.go.jp/izumo/homepage.htm
11
??????(???)
??/????100??????????
http//www.cgr.mlit.go.jp/izumo/homepage.htm
12
???????
?????????(??????)
???????????????????????????????????????????? ???
????????????????????????????????? ?????????????
???????????????????
13
????????????????????????????????????
????????????????????????u???????????????????????t
??????
??????????????????tc??????????????? ??
14
????????
?????????
?????
????????????????
???
??????????????(Egiazaroff)????????
15
??? ??????????????????????? ???????????????????
??????????????
????????
????
????????????????????
????????????????????
????
????
16
??????(1?????)
???
???
????????
??????????????
???????????????????????
17
?????(??????????????) ??????????????M.P.M.?(?????
)???????????
??????
M.P.M(Meyer-Peter,Muller)?
????(???,????????????)????,????????,???????????.
18
??h
Wf??????? nd??????
???????????? ???????????
??????????????????????????
???????????????Rouse?????(????????)?
19
Rouse??
a??????????
k??????
Caa??????
Ca,a??????????????? a????5?????????????????.
20
Lane,Kalinske(????????)??
??????
Wf?????????????????????????()
???qBqbqs??????????????.
21
????
?????????????????.????????????? ???????????.
M? Meandering
R? Rock
S? Substance
?????? ?????????????????????????????.
???????????????????. ????????(???????)??.
????? ??????
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