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(5) (1) = 1 , ( (1'), , . (z = 0) , ),_ (7) ^ dzjz= (Z ) , K = A = = ( )* - ft = 0 ( (1') , (7) (8), ( ) u( z) = u w { z) - \ - ug (z), (9) v ( z ) = v w (z) + v g (z), uW' v w^ , dU/ ^v v + 2yHa)sint?=o 7 (10) dvt 2 ------2 sin = (11) (12) (U vrh = h = (?w )z= h = 0 ug vg , , ^.

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, 1= 0.

, Y ' , . (11) . - , (11') -) Z 0 ,= ~d J z (11') :

1 D' c s[ 45 D " 2 o (18) Vw - D sin( 45._^ ) 2 - (18) , (19) - 1 " i 1,w ^,w o uQ, vow w (z= 0), U w 0.

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OY, vo0, (40) , = 0, 2 uQ.

, = 0( 1 D ^,zj, '\os ( vg= u Q D sin, 'Z (43) , 2 = 0 . , , ug= UG D c s e z o + ), (44) V= " '^ ( + ) ( 45) V G U Ge U0=Y~o2+ V = A | / " ,2+ V (46) 2 == a r c t g = arctg ^ 1. (47) h , h (4 2 ), (4 3 ) (4 4 ), (4 5 ), h *2 , j y = 1 5 - . , D D' , . .


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, (58) (59) -^ = co st () n (),. . . , . , ., , , , - - , . . ^ , , , - , , , :

f S x dy = f f u d y d z = 0, (60) 0 LLh * j s ydx= f fv d x d z = 0. (61) 0 (54), , (60) (58), . i i '[x"=~~Bi^ydy=^-gfjdy=-gi C,(6 ) ) C =1 = / 0 , , , = , = = co st, = n , .

(62) (59) (61), , e = - m b - y - ir*.C 4 r ' ( , ^ Q ,, =~ + C9. (6# ( ) ( - - i j Tx ( y ) d y ^ (60) (61) , , ' :

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f Q ( y ) d y = 0. (65) (64), ї , :

8 / ? f F (y)dy, ^0 =^ -% (66) ^ (.) = j T.) dy (6 6 ) (6 2 ), -~~[:- ^() ] = co st, n (6 ) F () F () 0, , ;

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O := i [ ~ /7^ ] ') ( , 2 () , (73) = co st, .

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{)= + '{). (75) , (), , , (68) (71) , , C. (68)/ (_)=0 , () = q , , = җconst,, , , . 7 (68) . , (60) (61) (58) co st, () = = co st, (59) = co st, n n n .

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0 Tic ~ 2 + b'i ~ :

0= 1 (78) ;

(78) (68), (70) (71), 0 :

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5 -1 2 ~()- (80) V 2 - , , :

1 (8 ) F{y) F () ) = 2(fi2+6), 2 I , . (79), (80), (49) (50) , (48), (49), (50), (79) (80) , , (0j2 D C ).

, (20) :

(82) v 0*w sitl [ 45 = } /~ V I* 45- (83) w j / ~ ^ 0, w ~I- o, w ' e cos ^ , (20) , vw . , , (35), (36) (53) kc u o,w ~ v o,w ==2 (23).

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5. . , , , . . X ( ). , () = \ ()\, . , , j j.

, (79), (80) (81) , , s ( ) :



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