.


:




:

































 

 

 

 


)




Xsinify -Zcos^ s 0 j

)
X(taYcosip-taAsiHip) + 9-Z(tarsitnp + toA,cos<p) = Q;

I

) XyOZy.; =0. ;

Xsinip - Zcostp, = 0,

X(t(jposip-taAsi,ttp)+ 9-Z(topin(f+toAcosip)=0,


 


a2X + y-C2Z=0.

9 - 9

Z -

-e<

:

1

-cosif + ata & + siu tp

: Ar^s^-eosif) + ctoA) + sintp).

yv0Zv. *

XstUip + ZcO9lf=:0,

X =.

z - z0

. :

-So
situp 1
5vnu> COS If 1
,

>7

  X -*
    COS (^

a _

Cosip

: = (0; + cosip; 0).. %:

ctg (, COS tf _________

~ l/(sirv\+cosi4> + ct<j!!oi,)cosV!ip '

8= .

- = COSoC,

fUcta2*

Xy0Zv (..2.11


 

_

-

^ -[-tabinl^tirt + tajcosOf + jp,)] imp,

-
9 - 9

| Xv OZy:

___

z -

sin ^
-COS if X -)
■ COStfj

SitKf,

9 - 9,

_

Sin (

COSvf

.

I ■ Z

COS If + St . (

Cos 6.

VI Vl+ft^AsiHCip^^Htgycos Cfp+ip^l Z

1 sin 9, to ,


 




3 I 1 + [-taXsiu(if+ifl + tqYtost(fi +if,)]2


 

X - X

.*-

  - COS If,   Si, HID - Sip   StH^    
                 
  X - 0 - 2 - 2,0    

 


 


1+ [-to A. sin ,+ V + taycos(.i?+if.l)]5

(2.41)

8, J.,

(f = 4,1=45 toy, ^tgA, (. . 2.13,).

,
90, -. (. . 2.13,6):
tal, = cos 90+ + lfl)-tq)lei,.i(90o+tfitip4) =
=- [tgAcosCif + ׻,)'+ igy.*H (if + >,)]- (2.42)

9yOZyB (. . 2.14,). :

)

X sirup,-Xcosip =0;

)

cost^-e. +nqcl+I^4-O_ = 0
cose \ cos

) ; =0.

:

v - * -.4. Z - Z 0

-cosif, . cose

Simp, - SHM

cos Cfi-e). toil,
cose

cos&ft-e)(|->

cose cos£

-

__ _

Tq ot.

tqd,cos Cfl -1 si-tup, to, <*1

HyOZy
: - *


U - cos <,

:

cos if,

cos6^=

;=C0Sot,,

Ycos2 >1 'yto^stjfy+toUjCoe*^

Lt;*,.

2.4.2

Xv0Zy , .. ,. - :

)

Xv03v, Z=0;

)

Xltaycosif-tgAsinvfH 9-£(tc|ysiHp+tgAcos4>)=0;

) O^v ■ = 0

:

"* = 0,

(toy costf-talsiHif)X+y-Z(tgysinif+toA,cosif)=0. . :

X - X

10 110 1

-^(tqvsinif+to.cos if) ~|(tgycos^-tQAsinif)-(tQysinf+taXcos4i)

2-ջ

I ..

Cosif-tolsttnf) 1



 

Ills

- ,

" 1 tor tosip-toA sin >

= |-1;(tfli(cos<f-toJlsin.tp); J. XyOZy:

JZ = , | = 0. :

X - X

- 9,

1

_ _
-

-.

1

,= (-1}0j0). :

"~ "Vl+ltojcoif-tglltup)

'_ ta yeostf-t^ St Ct^cosvf-tgJ, evn^t " Vl+(tgjeesif-tj4 iKtp)1'

^■-*-**1 9^=tntcos,f" "4?sUip)

H

tqjl/toy = to *.

*-⫫ + *0/**. (2,43)

02 ( diip0g). :

) 2= 0 i

)

X(cta<*,cosif- taAsin4>)+ -Z{daAsiny + taX cosip) = 0;


) v 0ZV; X = 0.

*-,[+ -

:

Z=0,

X (cto(icosif-tQA.sin(p)+9-Z|ctootsiH<p+taAcosf) = o,

CZ =0

( .)

X - *   - - So   X - z0
               
  -   a -   a  

z - z

 

-(toA.sittu>-ctaA cos <p)

: ,= 1-1; -(tdtsittip-ctooicosip) ^0]

Jx=o,

] =0. (,):

-
-

Z - z

 

0 0   - 0 1 1 0    
  X -0 - 9 - Z0

+1

COSd

: = (; +1; ). , ctgd cos if - to , sin <f

0'

Y~T'Y(,tqJlstniB-cigot,cos<p)z+1

1+ (taJLsvn.(f-ctg<tcos ip)2 jltfobitttf-ctqetcosip)2

W o3=_______ j*<*:.

ctQAcostf-toA. stnvp cosip-tojltool, sinip


 




tqp=toltc| d-, /

t_______________ tftd _ tg.6 cosja _^gll, (2.44)

ilpo?" coeip-topsiti " cosif cosj - siaifsittji tfos(if+p)

Xv0Zy , .. :

) = 0;

)

(tarcosl(>-to^svH(p)X+y-(tgysvHtf+tQXcos4>)Z = 0;

) Xv0Zy;9 = 0.

:

=

(toyco*4l-tcjXsiiiif)X+ 9-(tcjjslftif+tg*cos40Z,= 0. :

- - ,_*_ljLl.

0 tarSvKip+tolcos <f 1

: [0; Ctcjjj1 siiip+t^X costp); lj.

Xv0Zv:,


).

( :

) X = ;

)

XcoSvp)Z = 0;

X(ctootcosp-tQA'Sltt.ip)+ -(ctoAsiKvptta ; Z-0.

.

:

X - X,
S

Z - 2,

0 (ctootsiwipttoAcoSvp) 1

: LQ")(ctciot,5iltCp + cos ); lj.

OZy:

= , z = o.

-.
-.
-
+ 1

:

 

-0   -0 _z-z0
1 1 |0 0 - 0 11 la 1 |

 


Vnan =

 

  I = ,  
\ = .  
:  
~0 ~ Z - Z -0
0 0 1" t 0 I ~ 11 0|  
1 | ~ 0 D | 1 I  

0 1


(eta* ainu) + "tgA, cost*} non ^^^ + ^2'

ctod,siii^ + to. , tp


tg cC

sitiif + teAtaAcosif


 


 

COSY

4 V S ; ■■■. I | -

1~ Nl+lt^ysitt^+t^cosi^

taXi-sr^. 0 tqv


 

_ tgAcos ji> " Sintiytj)
(2.46)

_____ tft

ituf + eosj> ~co9>f

* , ..


 




1 ■ :

) X = ;





:


: 2017-02-11; !; : 375 |


:

:

80% - .
==> ...

1747 - | 1605 -


© 2015-2024 lektsii.org - -

: 0.049 .