основы горного дела(открытые работы) / togr_07_gmz
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– ; − - ; 1 − , 2 – , 3 −
6.3.
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V − ./! !-! ! " (./! ! , !3; +$' – ! (+$'=8), ; k,0 – 2 " - ! (k,0=0,7–0,8); k( – 2 "
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40
' 2( # $& , !3/!: |
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(6.12) |
k4 – 2 " (k4=0,5–0,7).
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64-35$ |
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#-15
#-205;
#-30
64-159 +-50.01 523 6,0 2,3
P&H 2300-
P&H 5700
8: [6, . 92–95; 5, . 310].
41
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b – ! ; h1 – !
! $ , 7
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7. ) ! * & " ! & *
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C ( = C0&( + C# + C5 + C , |
(7.1) |
$0&(, $#, $5, $ – ! , 2- ", ! -
, ./!3.
$ # $ , ./!3:
C0&( = $0 + $&& + $$& + $$4 , |
(7.2) |
$0, $&&, $$&, $$4 – ! , - ,
, , ./!3.
# 1 , ./!:
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42
C0'$ – ! ! ! , ./!; (0$' – ! (!
(3.27)), !/!; $6 – ! , .; L6 –
(! (3.20)), !.
$ # , ./!3:
$1
C0 = 0 , (7.4)
η
η – ! 1 ! (! (3.19)), !3/!.
$ $ , ./!3:
$&& = C1 q , |
(7.5) |
C1 – ! 1 - , ./ ; q –
&& (! (3.4)), /!3.
$ , $+ $ ',
./!3:
$C& + $$4 = KC C&& , |
(7.6) |
KC – 2 ", - ,
( $=0,1–0,25).
6 *, ./!3:
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(7.7) |
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$#'$ – ! |
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./!; |
Q#$' – ! 2 " 2-
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Q5$'
$5'$ – ! ! ! !, ./!;
Q5$' – ! ! (!
(5.10)), !3/!.
# $ " |
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(7.9) |
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43 |
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$0'$ – ! ! ! , ./!;
Q0$' – ! (! (6.10)), !3/!.
$! (
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( . |
7.1–7.2, |
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. 7.1–7.2). |
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+ " 7.1 |
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+ ! ( |
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σ$7, ' |
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!! 79/21 |
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d, ! |
0,216 |
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η, !3/! |
36,17 |
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10 !3 |
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0 54-75191 |
110 |
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64-34$ |
4,5×1,4 !2 |
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+ " 7.2 |
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% |
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11,40 |
35,40 |
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2,13 |
6,35 |
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$5 |
17,29 |
51,66 |
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2,20 |
6,58 |
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33,02 |
100,00 |
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44
(. 7.1. 6 !! !
" (: $0&( – ; $# – 2 "; $5 – ; $ –
;
(. 7.2. !! -
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45
# ' #
1.# ! : / . . ,. &-. – 2- ., . . – '.: ,3 (5-', 2001. – 520 .
2.+ ", . 3. : . -
: 2 . / . 3. + ", . 8. , &. &. B. – 2- ., . . – '.: , 5 3, 2001. – +. I. – 519 .: .
3.+ ", . 3. : . -
: 2 . / . 3. + ", . 8. , &. &. B. – 2- ., . . – '.: , 5 3, 2001. – +. II. – 535 .: .
4.5, D. ,. 5 . D.
: . . / D. ,. 5, . D. 5. – '.: , 3 «! 8 !», 2003. – 176 . .
5.$ . / . 3. + ", '. . , . %. & ", 3. 3. ' [ .]. – '.:
, 1994. – 590 .
6., %. &. !! 0 !
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7.+ !, . ,. +, ! " "
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3, 1986. – 312 .
8.0 . $ !-
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9.!-
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(», 2003. – 144 .
46
$
" ' ! .# &
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" 060800 (080502)
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9.07.2007.
! 60×84/16.
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+ 100 2. 4 681 ) +). 650026, !, . &, 28.
+ ) +). 650099, !, . 6. 0, 45. 47