132
7. "^ _
2. C ( (' ((
12 12
22
11 2 2
2222
11 2 2
2222
()
... ...
() () () () ()
...
()()
...
()()
mk
mk
nn
n
rr
r
AB
AA BB
Px
Qx xa xa xa xb xb xb
Mx N
Mx N M x N
xpxqxpxq xpxq
Cx D Cx D Cx D
xcxd xcxd xcxd
(
12 12 1 1 1 1
, ,..., , , ,... , ,..., , ,..., , ,..., ,... ,...
mknnrr
AABBBMMNNCCDD
– -
( . ( (( < , -
(
()Qx
.
3. C ( , (9 '( !
()Qx
.
4. H ( (
12 12 1 1 1 1
, ,..., , , ,... , ,..., , ,..., , ,..., ,... ,...
mknnrr
AABBBMMNNCCDD
,
))! < (
' !.
5. I’ ( ( !
12 12 1 1 1 1
, ,..., , , ,... , ,..., , ,..., , ,..., ,... ,...
mknnrr
AABBBMMNNCCDD
(.
6. "( ( (' ( (
1
1
2
3
2
()
,1,
() 1
ln , 1,
.
()
m
m
n
dx x a
ICm
xa m
dx
IxaCm
xa
Mx N
Idx
xpx q
z
³
³
³
#
3
( ?
20: C
2
32
38
.
44
x
dx
xx
³