|
<br />.,..
<br />....,
<br />
<br />"
<br />
<br />''"'','~,~^'' w_,',<:, ,-,',,<>c,
<br />
<br />'''he
<br />
<br />"'~""""n',,;,>.n" ,
<br />
<br />-
<br />
<br />--
<br />
<br />-
<br />
<br />6STt
<br />
<br />
<br />
<br />.
<br />
<br />a) DOUBLE-CONVEX CROSS SECTION
<br />IN UPPER-BASIN R
<br />
<br />b) CONVEX-CONCAVE CROSS SECTION
<br />
<br />IN MID-BASIN Q
<br />
<br />.
<br />
<br />
<br />.
<br />~.
<br />~
<br />;.
<br />M
<br />1
<br />
<br />o 4 . t2 i"a'"i"o
<br />"(Tf..S
<br />
<br />c) DOUBLE-CONCAVE CROBS SECTION
<br />IN LOWER-BABIN S
<br />
<br />3-7 The three types of valley cross sections present in the measured
<br />drainage. basins (from Johnson, 1982). a) convex slopes in B.asin
<br />R, b) convex-concave slopes in Basin Q, C) concave slopes in
<br />Basin s.
<br />
<br />" .. ... . - -
<br />_"''';'''"_:~ '~,;",,;,h-"'~"'N_,,{'.. "'.',~ .,,,,*,'~ "".~;.',*," .~ '''''" ,"~"~"'''',_,",,,~_" ",."y
<br />
<br />"''''''M_. .,,'. C' _,.~"~ ;. """ """,".' -,;,.;.., ,.;.... .''''-; ,.,"^' 'i.-",',.'", ~,,/,'" ..,,:. ~";'p#.,:,, . _, ;~, ,'.- .,i.h:'''A'';"~'~ ":";'4~:',:,j 'd",i1-,;i,,'.' Ji~, ,.. ';"";,,d',":k_'-',,~~,_ ',__' 'X"",;.;.:,,:::;;,:,:,;,..,;,.;"~/, ",;',~-,;';:~*iiti:d.:.:.:,.;",;.,;.-,
<br />
|