borehole_drilling.pdf
TRANSCRIPT
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. .
N I
I 2000, 180 N
2015. D (D) 2002. A
,
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(MD , 2005). N 120
C . M D G
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MDG N, 1 230500
500 . G 50%
, , N 2,000
1 .
, 70
140,000 , ( ).
?
.
N400,000 N950,000 4/5 .
6 8 N500,000
N2,000,000 .
G N (NGO) C
o F Co L C
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A .
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L (2004)
:
1:
3 4 5 6 8 10 12
% 100 104 107 110 114 118 121
A D (1986), 10% .
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$ 100,000 $1M
(, 2004). ,
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46 100 10 . B
, 812 250
20 .
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, ( NICEF)
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DH
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() .() H .() B (, )() () A () L () E () () C /() B /
N
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B, . (2004). B B A A
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MD A. M. J. D (2000). A G
A N B G (
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8
3:
60
1
C ($)
C
($)
C ($)
C
($)
150,000 25,000
M 80,000 D 15,000
D 70,000 C 250CFM 10 25,000
C 750CFM 15 80,000 30,000
60,000
30,000
470,000 95,000
A 30
5 = 150
3,133 A 30 5
= 150
633
2
6 20
400 420
$10.00
200
C & 10
@ $8
80 C & 10
@ $8
80
& A 120 & A A 120
F 400
@ 80
320 F 200
@ 80
160
D & 250 D & 125
H 600 H 600
1,770 1,285
3
D D
D 2 D 1
A. 4 A 2
M 2 M 2
600 400
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9
4
E
50 2 6
5
. B 6
,
+ 5
E
6
300000 30 000
A 1 . 30
@ 10,000 =
300,000
A 300000 30
@ 3000 =
90,000
30%
100000 30% 10000
D 30
3,333 D 30
333
$ 8,837 $ 2,652