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0e\D@1-!
4 O_,j^Os_,0O[+PtE%
?Ou[+PVP8
B)&#

B)&#
D!&@
D!&@
B)&#
B)&#
D!&@
D!&@
= O <
=
=
v = Z
=
v 3 k
=
= v
k f O
= ) )
V ỏ đ ạ i d ơ n g
V ỏ l ụ c đ ị a
0 =
@ 6 >
: ) ! = 4 O 8
= < G
v 5
Sơ đồ bồn tr ớc cung ở Trung Mỹ và máng vực Costa Rica (Theo
Murơ, 1982 và Pettijohn, 1979)
B)&#
B)&#
6>5CL1=6
6>5CL1=6

+, 0A@
1-%@1-
9, 0A
Ll%@
1-
E, 0A
Ll%
Ll
Oj,_,0O[+PtE
    ^  
 =   6   
+
9
    ^  
b @        
9
9
+
 ,  0      A         L    l    %   @   1 - 
 ,  0      A    @   1 -    %   @   1 - 
 ,  0      A         L    l    %        L    l 
`1<1-Q#
`1<1-Q#
*;=#6>
*;=#6>
+, ? )  5) 1-
 # 6) Y @
X)6>, 4_6G[+PVP8
$%QW4"w"x"8
"S 1<48

"S 1<4"w*dx
>2x 1)G8ả
kSkOG4kw?x8
?S?
SkOG6
bS: 1)4bwbxbGxb8ả
bS: 1)%ả
bGS: 1)%>2ả
bS: 1)6p ả ữ 
`1<1-Q#
`1<1-Q#
*;=#6>
*;=#6>
9,?)5)1-6<e#*;=v5!
4 [9RR+8
"/ 41<8
k/kOG[kw?x?x
?/?5
?/?%f
/kOG6
b/:1)SbwbxbGxb
b/:1)%
bG/:1)
b/:1)>2
0<1)<^y#*; "kb[?[?%bbbG,ữ
`1<1-Q#
`1<1-Q#
*;=#6>
*;=#6>
?)5)1-6<e#*;=v

5!4 [9RR+8
1. Bèi c¶nh ph©n kú m¶ng
MiÒn x©m thùc:5!2Y;
%)1LWa\f,B)Y
;X>%@6<%;[%G zả
X){6>%)Y, Gp1]
|3>[^*)))5 |>,ả
}`,
`1<1-Q#
`1<1-Q#
*;=#6>
*;=#6>
B)1)h%;2@X)6>
§¸ biÕn chÊt:)>/5O5[/[*d[1)>[
1)[f,mz)]`)6>G~%S
   :1)*d
   :1)/
b   :1)/5O5
   :1)>
   :1)
   :1)>f
`1<1-Q#
`1<1-Q#
*;=#6>
*;=#6>
B)1)h%;2@X)6>
§¸ magma:[^[^[^,,
  mz]`)6>
 "  1<
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