Основы геодезии и топографии
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. 52
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12 = + 1 + 180˚,23 = 12 + 2 + 180˚,
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( 4.22 ) |
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n.(n+1) = n-1,n + n + 180˚ |
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= n(n+1) + n+1 + 180˚. |
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n+1 " (" |
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(4.22), |
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n+1 |
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= + i + (n+1)180˚, |
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n+1 |
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1 |
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i = – – (n+1)180˚. |
( 4.23 ) |
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= i + i+1 |
+ 180° , |
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= i − i+1 |
+ 180° . |
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(4.23) |
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x12 = x2 – x1, 12 = 2 – 1. |
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(x1, y1), (s12) " ( 12)$ (x2 , y2). 8
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12 =s12 cos 12 , y12 = s12 sin 12; |
( 4.24 ) |
x2 = x1+ x12 = x1+s12 cos 12 , y2 = y1+ y12 = y1+s12 sin 12. ( 4.25 )
2) + −
(x1, y1) ( 2,y2) $
% . 8
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x12 |
= x2 |
– |
x1, |
(4.26 ) |
y12 |
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y1. |
(4.27 ) |
8 ,
tg 12 = (y2 – y1)/(x2 – x1);
s12 = (x2 – x1)/cos 12 = (y2 – y1)/sin 12;
_________________
s12 = (x2 – x1)2 + (y2 – y1)2 .
: $
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" (4.24) (4.25) –
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fx = x – = x – 0 = x ,
f = – = – 0 = . |
( 4.28:) |
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fs = fx2 + fy2 |
= H( x )2 + ( )2 . |
( 4.29 ) |
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fx = x – = x - ( - ),
(4.30 )
f = – = - ( - ) .
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/xi = - (fx/ s)@si , /yi = - (fy/ s)@si. |
( 4.31 ) |
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4.3.1. #
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h = a – b. |
( 4.32 ) |
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HB = HA + h. |
( 4.33 ) |
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( 4.34 ) |
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h = i – b. |
( 4.35 ) |
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( 4.36 ) |
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HB = HA + hi. |
( 4.37 ) |
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. 55
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h = EA – FB.
&, . 56 : C+ = +' – C' FB = BD – DF . + E' DF $"
, S R.
(2.3) E' DF :
EC = k1 = S12/2R, FD = k2 = S22/2R,
. 56
S1 S2 − + ) . + .
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''D DDD $" . 8 "
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R/R1 = % ,
0.16 ( $
0.11− 0.22).
& ''D DDD " $ :
''D= r1 = S12/2R1 DDD = r2 = S22/2R2 ,
118
S1 S2 − ( )
( ) , R1 R2 −
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, R1 = R2 = R/K,
r1 = (S12/2R)K, r2 = (S22/2R)K.
:
h = (a + k1K – k1) – (b +k2K – k2) = (a – b) – [k1(1 – K) – k2(1 – K)].
+ f
f1 = k1(1 – |
K), |
f2 =k2(1 – |
K). |
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h = (a – |
b) – |
(f1 – f2). |
( 4.38 ) |
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. 58
hD = i2 – (b2 + x).
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