? 1c ?EE  M83&WBOT? Q ? e?"d 7ì.? f ?D >ì+?Z? T-W¥ = ó"4  B?dè L¨¥ p |> ì+?Z? T?¥m3E ?EEb ?"d+?Z? T?¥ B? ? è ? 7ì9 m a HWè ?  ??? ,M??í kv H+? Z? T¥ ? ? ?M ?7  ü ?  ? ? ¥ ? E '1>ì"d+??¥ ?E b s TK ?EEe?a L¨ ^ü? e? ? ?¥' sZE-Bb ?B? ?Em "d 7ì.?f ?1 )( )( pss K sG + = ?¥>ì.?f ?1 Kpss K sR sC ++ = 2 )( )( "d+?Z?1 0)( 2 =++= KpsssD K pp s ?±?= 2 2,1 ) 2 ( 2 "d+??1 ?Em Vn? H 1 Ms¥ L? ? H 1 M? L? ? H 1B aˉ? L?1 ′? 1 4/0 2 pK <≤ 2,1 s 4/ 2 pK = 2,1 s ∞≤< Kp 4/ 2 2,1 s 2/p? ∞?∞→ jjj ,0 i?"?tˉ ? ? " ?  ? ü ?  ?′à ¥<° L b 2/p? L=?K訥 VM ? ? ^"d¥ 7ì9m  [ 1 VM? ?7¤?¥? E?1è??Eb K K ?=? ???E¥ ?DG ? 7ì.?f ?¥  ?Vr T ∏ ∏ = = + + = n j j m i i sT sk sHsG 1 1 )1( )1( )()( τ )( )( )( )( )()( 1 1 sJ sKL ps zsK sHsG n j j m i i = + + = ∏ ∏ = = ∏ ∏ = = = n j j m i i p zK k 1 1 )( mn≥ >ì+?Z?¥+?Vr? T >ì.?f ?μ[/ ?V U? T nn nn mm mm asasas bsbsbsb sR sC ++++ ++++ = ? ? ? ? 1 1 1 1 1 10 )( )( L L )()(1 )( )( )( sHsG sG sR sC + = M?¥>ì"d+?Z?9μ[/+?訥 Vr? T V? L=31ê4? a¥Vr Tb 0 1 1 1 =++++ ? ? nn nn asasas L   >ì+?Z?¥+?Vr? T 0)()(1 =+ sHsG   0 )( )( 1 =+ sJ sKL   0)()( =+ sKLsJ  )12(18011)()( +°±∠=?= ksHsG  )12(180)()( +°±=∠ ksHsG 1)()( =sHsG   3 1 ·  ¥ ^   ? B?V rZ T  Lé ^B á¥? ^? +?Z? 7 ¤?¥b0)()(1 =+ sHsG ???E¥ ?DG ?  T?| H¥?′?M??sYM?¥ Hq V¤ ??"d>ì+?Z?1 0)()(1 =+ sHsG 1)()( ?=sHsG  )12(180)()( +°±=∠ ksHsG 1)()( =sHsG  Tü ^???E¥ M?Hq ? ?′Hq  M?Hq ^???E ¥G ? ü ? O ?@M ?Hq¥?¥ ?8ü ^?Eb ???E¥ ?DG y N  ?¨ M? Hq ü V? ?E'?? ?Eí3 I n?′Hqb7?′Hq¨? ??? E  B? ??¥ ′'?E O ?@? ′Hq¥?ü ^M? ′ ??¥"d>ì? Q-g ?b K K M?HqD?′Hq¥?]?M?HqD ′ í1 byN| ?@M?Hq¥ ′ } ? ? ′ Hq  ? ? p¤D-?¥ ′'O ?@M?Hq¥? A?] H ?@?′HqbQ- ?@?′Hq¥? ?A? ? ?@M?Hqb K s K ???E¥ ?DG m U"d??′Hq V¤ 7   T?1 ωσ js += 222 )4()3( K=++ ωσ 1 3 4 = +s K Ks 1 3 4 = + ' Vn"d¥?9mE ^ B[]? ?b   ? ′  ???  í k ? ′ ? ? ? @  T?oμ] H ?@M ?Hq¥ ′? ^+??b K s s ???E¥ ?DG ?m? ???M?  ?@? E¥M?HqV ü?? ^?E ¥B??b à?? ′ ??¥ ′? ?′ Hq ¤ b ? 4 Am? Là   ¥ ′ ( ? @ M? H qyN??sL ^"d¥?Eb 5.0=KK 5?=s °=+∠ 180)3(s s ?∞? ~3 s s 8  ? ??Eü ^ ü ?  ?@ M? Hq ? ¥"?b??M?Hq ^???E¥$yN ???E¥B??? ^ 5s ü ?  ? @ M? Hq¥?iü ? ì ?? wL ?a? 31¨ ?′Hq ??M1??¥ ′b K s ???E¥ ?DG ¨M?Hq?m U" d M ? H¥?E i¨?′Hq ?? P> ì"d¥B aˉ ?? ¥E D1 H¥ ′b +∞→0:K 707.0=ξ K )12(180)( )( )()( +°±=+∠??∠= + ∠=∠ kpss pss K sHsG  ?"d¥M?Hq??′Hq1 1 )( )( = + = pss K sG ???E¥ ?DG ?  ü ? ? 7ì? s "d+?Z? μ ? 7 ì?ab 0 1 =sps ?= 2 ? ?? Là ¥?E n5 ??? Là  ^? μ?Eb  ? Là  ? | B? 5 ? ?@M?Hqby N? Là  àμ?Eb °=+∠=∠ 0)( pss s μ Là W ? |B? 5 ?@ M? H q ),0( p? s °?=+∠?∠? 180)( pss  ^?E¥B?sb ???E¥ ?DG ? ?? ü ? " Là[?¥  ??E s  ü ?  ? |B?  7 a b ? ê??E 5 ?@M?Hq A ?oμê?USe? D WL ¥<° üsL ¥?? ? ?@M?HqyN?<° üsL9 ^?E¥B?sb p? °=+ 180 21 θθ s 1 s 11 θ=∠s 21 )( θ=+∠ ps 1 s 707.0=ξ ? ??BE D1 ¥  aˉ ?>ì? ??>ì?ê? ¥ °L  ?[ °=== 45707.0arccosarccosξθ 22 2,1 p j p s ±?= 2 )( 2 22 p pssK p j p s =+= +?= ? ?? ???E¥B??5 ? ?5 ?E¥ ??? ? ?  ? ?M??? H"d¥>ì+??9 B? ^ ??M?¥ ?[ ?E9A ? ^ ??¥ b K ? ?5 ?E¥?? ? ? > ì + ? Z ? 1 L" ? } ?Z?M?¥ +??1 L ?1  aˉ ? ?Y7μ -byN ?EA ??? Là b s ?"o3? ? ü ?¥?E / ? ü ? ¥?E V? ??e ?Tb s ???E¥B??5 ? ?5 ?E¥s| ?#  ???? ? M ? H ? E   μ Hs| ? ì sYV ? 7ì?? ? H?Es|¥ ??1 ? 7 ì ,? H?Es|¥?? í kù) b ?Tüí kù)¥???1íK ,? 5?E¥??μ ?μK ,? ?íK ,?b n∞→0:K mmn? n m mn? m £ ü !"d>ì+?Z?1 0)()( 11 =+++ ∏∏ == m i i n j j zsKps ???E¥B??5 ? M ? H+?Z ?? ¥ ? B? ?  ? ? ? 1_ ??M?¥E'1?E¥BHs|b ?? y7>ì+?Z? T ¥ Kú ¨Q A? ? 7ì.?f ?¥? ? "d?E μ Hs s ∞→0:K n n mn≥ ? H+?Z??¥ê?ü ^?E¥  ?N H 0=K | b 0)( 1 =+ ∏ = n j j ps V ü?E¥ ? ü ^ 7ì.?f ?¥?b j ps ?= ???E¥B??5 ? H+?Z??¥K ê ? ü ^ ? E  ¥??? ∞→K 0)()( 1 11 =+++ ∏∏ == m i i n j j zsps K 0)( 1 =+ ∏ = m i i zs ¤ m V ü 7ì.?f ?¥ ,? ^ H?E  s | ¥??b i zs ?= T ¥ ?′Hq1 ∏∏ == ++= n j j m i i pszsKsHsG 11 )(/)()()( ???E¥B??5 0 1 limlim 1 1 == + + ∞→ = = ∞→ ∏ ∏ K ps zs K n j j m i i K K ps zs n j j m i i 1 1 1 = + + ∏ ∏ = = ? H  T1 ∞→K Vn? H 9 ? ?@  TN H H ?Es|¥??í kù)b mn? ∞→smn> ???E¥B??5 ? ?5 ?E Là ¥s?  ü ? Là¥L i?E¥ Hq ^  ?tL ·H¥ 7ì ,?? 7ì?¥ ? "-?1  ? b s ? Là?E   ¥ ?B?  · H ? ? 7ì ,? ? · _ ?? O ¥M? 1  PH¥ ?? 7ì ,? ?· _ ? ?¥ O  d s °180 ???E¥B??5 ¥M??1  B a 7ì ,??·_?? ¥ O ¥M?Mo·h ?1 ,b °0 ?M?Hq V? o μ  · H 7ì ,?a? ¥9 ?1  ?¥ LàL ?μ?Ei b" N-? Là   ?L ¥? (? ? ?@M?H qb è ! B?êQ ? e?"d ?m ? U k ???"d¥?Eb ???E¥B??5¥?¨ 3 ??5 V?"d¥?E HsY V ?? 7ì? a a  ?  H ?E¥=Hs| t_ 7ì ,? a  6 BH t_í kù)b 0=K 0 1 =p 2 2 ?=p 4 3 ?=p ∞→K 3 2 ?=z1 1 ?=z ?v?5 V[ ? ? Là¥à L  ?àL   [#Và ¥L i?Eb ∞? ???E¥B??5 ? ?5 ?E¥víL % _ í k ù ) ? E  ¥ v í LD Là¥??1   M?1  ? a σ? 0j α mn zp n j m i ij ? ??? =? ∑∑ ==11 )()( α σ mn k ? +°± = )12(180 α ???E¥B??5 ? ? 7 ì ˉ ?  ? ? , ? 9 ^?C¥y N 9 ^B? L ?b1L?:k  T Ve?1 a σ? ? 7ì? ? 7ì ,? 7ì ,?¥ L?-? 7ì?¥ L?-? =? a σ è ! B?êQ ? e?"d ?m ? U k ???"d¥?Eb 3 ò"dμH?Es| ? ì¥ ?1 7 ì?  ???E¥B??5¥?¨ óy"dí 7ì ,? ?[H ? E  s | (  víL t_í kù ?víL¥M?1 ? Là ¥à L ?  à L ^?Eb ∞? °°±= +°± = 180,60 3 )12(180 k α 1 3 21 ?= ?? =? a σ víLD Là¥??1 ???E¥B??5 ? ?5 ?E¥s ??D??? = H[  ? E  s | ¥ ? ? ?1?E¥s ? ????b ?T?Es| Là M?a<_ ˉ ü ?5????1?E¥ s ?? b ?T?Es|? ˉ ü ?<_ Là5 ? ì Là ¥???1 ??? b? ?E¥?? s ??? ???ê? Là  á 3? aˉ ?? b ???E¥B??5 ? T ? E  ê ? Là  ? M #¥ 7ì?- W5? ?M #?-Wà iB?s ? ?b ?T?Eê? Là  ?M #¥ 7 ì , ?  ?B? ,? V[ê?í kù)-W5? ?M # ,?-Wà iB????b ? T ? E  ê ? Là  B? 7ì?DB? 7 ì ,? μK ,?íK ,?-W5? ? M #¥a ,?-W;?is ??9?i ???;is ???i???b ???E¥B??5 ?T"d¥+?Z? T1 0 )( )( 1 =+ sJ sKL 5?E¥s ?????? V?/ ?Z?¥? ?? 0= ds dK 3 1 a ü ¥ ^ N ) ¨ ? ? ?s ????? ¥Hqo ^A1Hq7d sHqb?  T p¤ ¥?id? ^ L=¥s ?????oμê?? E ¥ *t×?? ^ L=¥s ?????b ???E¥B??5 £ ü ??s ????? ^+?Z ? ¥ ×?  Z?C×?¥Hq ^ ′A?] H ?@ s 0)(')(' 0)()( =+ =+ sKLsJ sKLsJ 0)()(')(')( =? sJsLsJsL ' 0 )( )()()()( 2 = ′ ? ′ = sL sLsJsLsJ ds dK )( )( sL sJ K ?= N ?  s ??  ? ? ? ) ?E ? 7 Là ¥ M??1  1 t_ ? 7 Là¥?E s| ?b v/180°± v ???E¥B??5¥?¨ è p m U"d? E¥s ??b 3 + ?Z? T1 0)2)(1( =+++ Ksss )23()2)(1( 23 ssssssK ++?=++?= 0)263( 2 =++?= ss ds dK 423.0 1 ?=s ? ?E Là ¥s?  V? ^ ?E¥ L=s ??b 577.1 2 ?=s423.0 1 ?=s ???E¥B??5 ? ?5 ?E¥ ?? ? ? ? E  ? 7 7 ì ˉ ?  ? ) ¥ MLD Là?Z _¥C??1?E¥  ? b?Eé ? 7ì ˉ ? ,?)¥ MLD Là?Z_¥C??1?E ¥ ? ? b ∑∑ ≠ == ?++°= n pj j j m i ip k 11 )12(180 θλ? m ∑∑ ≠ == ?++°±= m zi i i n j jz k 11 )12(180 λθ? ???E¥B??5 )12(180)( 543211 +°±=++++? kθθθθθλ )()12(180 532114 θθθθλθ +++?++°= km £ ü ! 1 Lí 7ìˉ ?? ¥?E ? ? [ 7ì ,???·_ ? O ¥M?? ? ì· _ O  ¥M?M?b?? ê??E   ?@M?Hq' d s 4 p? d s 4 p? d s ∑∑ ≠ == ?++°= n pj j j m i ip k 11 )12(180 θλ? m ???E¥B??5 ? ?5 ?ED′à¥?? ? ? E  D ′ à M? HV U+?Z? Ti B′?N H"d)????? ?b ?ED′à¥?? VYV/ ?ZE p¤ ? ?¨ ? ?×? ?  ? ?¨ kE p3 ? 7+?Z??¥  ?a P  L??′? s Y?? , p a ? H¤ ?¥ ′ ü ^ ? E D′à??¥ ? q7 ′ 51 "?×?9mb ωjs = ω ω K K ???E¥?5V ???E¥?5V ? 1? è5 è??m U"d¥ ?Eb 3 ? èa èX ?"d?E¥s| ?a  S ?as ?? Là ¥?E ?víLD Là¥??# M ?C p"d?ED′ॠ??b 7+?Z?? ¤ ωjs = 0)(2)(3)( 23 =+++ Kjjj ωωω 0)2()3( 32 =?+? ωωω jK è5 7 L??′?sY?? , V¤ 3'5¥."5-"#??1 T T  T  O<> E<DPOW < > < > > SMPDVT O E 2±=ω 6=K yN?E ?D′àM??? ?¥ ′??b 2±=ω K è5 è !B?êQ ? e?"d¥ 7ì.?f ?1 k???"d¥?Eb )3)(2( )1( )( ++ + = sss sK sG 3 ò?E¥ ?a??#s| ? "dμH?Es| ? ì¥ ?1 7ì ?  ??1 7ì ,??í kù ,?b ó Là ¥?E Là ¥à?àW¥L ^?E  ¥ B ?sb è5 ??E¥víL °±= ? +°± = 90 13 )12(180 k α 2 13 132 ?= ? +?? =? a σ ??E¥s ?? 47.2?=s ?  T  V¤s ??1 0/ =dsdK è5 3'5¥."5-"#??1 L T  T T  T  L [<> Q<  > <O E>[QUG [ Q L SMPDVT O E è5 3 ò?E¥ ?a??#s| ? ó Là ¥?E è !B?êQ ? e?"d¥ 7ì.?f ?1 k???"d¥?Eb )22)(3( )( 2 +++ = ssss K sG "dμH?Es| ? ì¥ ?1 7ì ?   ??1í kù)b 11 j±? Là ¥àL ^?E¥B?sb è5 ??E¥víL ??E¥s ?? víLD Là¥C?sY1 a v í L D Là¥??1 b °±45 °±135 25.1?=s ?  T  V¤s ??1 s ? ?1 ?s ??¥ ′ 0/ =dsdK 3.2?=s °±90 K 3.2 )11)(11)(3( ?= ?++++= s jsjsssK 33.464.164.17.03.2 =×××= °?=°?°?°?++°= 6.71)6.2690135()12(180 k p ? ?ˉ ?? ¥  ?11 j+? è5 ×?ED′à¥?? "d+?Z?1 3'5¥."5-"#??1 LT T  T  T  HUG  <DPOW < > <  > > SMPDVT H 0)22)(3( 2 =++++ Kssss 7  L??′?sY1 ,¤ ωjs = 1.1±=ω 16.8=K ??>ì?¥ZE ? ′ ? @ ? ′ Hq H?¥?E ¥ ?ü ^N H¥>ì?b]" ?¨?′Hq V ???E  ?B? ??¥ ′ b K K μ HX ? B? ? a  ? ¥E D11 p ? ?>ì?# M?¥ 7ì9mb1N V5?B Hó?¥ L? ?Dˉ ü ? ? E  ¥ ? ? ? ? B a>ì?b ?a¨?′Hq pM?¥ 7ì 9mi¨ kE p ?@?′Hq¥ L ??b ξ è? ?ó?B???¥E D1  5b 5.0=ξ °±=±=±= 605.0arccosarccosξθ ??>ì?¥ZE ¨ kE V[ ??N H¥ 6B?>ì?1 5 "d¥>ì.?f ?1 33.2?=s m?T oL V¤ ?D?E ¥? ?1 ? ? ′Hq?¥ 7ì9m1 58.033.0 j±? 06.1)2)(1( 58.033.0 =++= +?= js sssK )33.2)(58.033.0)(58.033.0( 06.1 )( +++?+ = sjsjs sG ??? ? ??E?í ^"d ¥?E [ 7 ì 9 m 1 VM? ¥è??E ^Kè n¥b ?31ù?" ?¥  ?? ?"d? ?¥ ?Yü1??[  ?? ?1 VM? ¥?E ' ? ??E <l?Eb K K ?"d VM? 1 HWè ? N H ? ? ? ¨ - ?¥ZE°¤??"d?E731ü>ì+? Z? T??c ¥ò[ ?"?Z? PeZ?M1 T T 0)()(1 '' =+ sHsG  ?  1?r 7ì.?f ?  ?M? ? ¥ ê?b?" - ?¥ò[?5G ?μrbK )()( '' sHsG T ? ??E 3 "d 7ì.?f ?1 è ! Q ?"d ?m ? U k??[ 1?M ¥ ?Eb a )2( )1(10 )( + + = ss as sG 0 102 10 1 2 = ++ + ss as 0)1(10)2( =+++ asss +?Z?1 [?c ¥ [ "[  T¤ )102( 2 ++ ss a ? ??E "d?r 7ì.?f ?1 )31)(31(102 10 )( 2 jsjs Ks ss as sG ++?+ = ++ = ′ T? b aK 10= ò?E¥ ?a??#s| ? ó Là ¥?E "dμH?Es|  S? 7ì ? ??? 7ì ,??í kù)b 31 j±? μ Là1?E¥B?sb ? ??E ??E¥??? ?  V¤? ?? 1 ? ? ? 1 M?¥  b 0/ =dsdK 16.3?=s °±90 325.4=K 4325.0=a °=°??°++°±= 43.19890)3arctg180()12(180 k p ? ?ˉ ?? ¥  ? 31 j+? 3'5¥."5-"#??1 LT T  T  O<> E<> SMPDVT O E  í ^"d¥?E  í ^ "d 7 y 35T =ì?E¨ ?′Hq p =ì¥>ì?é7T1?ì¥? s 7ì???ì¥?Eb è k?? [ 1?M ¥ ?Eb c K 3 ò =ì¥ ?E =ì 7ì.?f ?1   ? E D èM]b )2)(1( )( ++ = sss K sG í ^"d¥?E ó p H¥ =ì>ì?1  06.1=K 33.2 1 ?=s 58.033.0 3,2 js ±?= ? =ì¥>ì.?f ?1 )33.2)(58.033.0)(58.033.0( )1(06.1 )( +++?+ + = sjsjs s sG B ? =ì?ea¥?ì 7ì.?f ?1 )33.2)(58.033.0)(58.033.0( )3)(1( )( +++?+ ++ = sjsjss ssK sG c KK 06.1= T? b í ^"d¥?E ??ì "d¥?E ??E¥Hs|sY S? 7 ì ? a ? ?? 7ì ,??í kù)b58.033.0 j±? ? Là ¥?Eàà)b è?E¥víLD Lॠ??1 M? b5.0=s °±= 90α éˉ ?? )¥  ? b 58.033.0 j+? °= 06.8 p ? ê?ED′à¥??1 b 02.1=ω 506.0=K 477.0= c K ? B? ?Q ?í ^?dKlMê "d¥?E ??Q ?"d ¥>ì.?f ?1 )()(1 )( )( )( sHsG sG sR sC ? = M?¥+?Z? T1 0)()(1 =? sHsG 1)()( =sHsG  Vn ? Q ? í ^ ? E  ¥ ?′HqDμQ ? í ^? ?M]1 1)()( =sHsG ?Q ?í ^¥?E )2(180)()( ksHsG °±=∠ ?M?Hq ?M1 #?? ,?Eb?? ,?E H31 μ1 #M?Hq¥?5é???b ?5 1  ü ? Là¥L i?E¥ H q ^ ?tL ·H¥ 7ì ,?? 7ì?¥ ? "-?1 } ? b s ?5 1 ?E¥ HvíLD Là¥M?1 mn? )2( 180 k mn? °± =α ?Q ?í ^¥?E ?5 1 ?E¥ ?? ? ? ∑∑ ∑∑ ≠ == ≠ == ?+°±= ?+°= m zi i i n j jz n pj j j m i ip k k 11 11 )2(180 )2(180 λθ? θλ? m "  ?H?5? ??5 (Dμ Q ? "d ? ?M]b? ,?E?5???Q ?í ^?E ¥??DμQ ?"d? ? ? ?b ?Q ?í ^¥?E è !BQ ? e?"d ¥ =í ^ ?m ? U k?? ?¥?Eb 3 ò?E¥Hs| S? 7 ì ? ? ?í kù)b 11 j±? óy 1 Là  í 7 ì ,a? ?[?H Là ^?E¥B?sb ?víLD Là¥??1 M? 1?=s °°= 180,0α ??E 7ì? ¥  ?1 11 j+? °?=°?°= 9090180)2( k p m? ?Q ?í ^¥?E ?? ¤?E¥???1 b 1?=s 0/ =dsdK ×ˉ ü ?  ¥ ? E  ?M?Hq V? ? 7ì?-W¥ ?L ^?E¥B?sb 3'5¥."5-"#??1 O<> E<> SMPDVT O E  dKlMê"d¥?E ? T "d 7 ì . ? f ? ¥ ? μ?? ,? (ê ? P? ü ?5?"d?1 K l Mê"d bQ- ?T"d 7ì.?f ??à μB?? ,?ê ? · ? ü ?5??"d1 dKlMê"d b s s ? ? d K l Mê "d ¥ ? E ??i M? Hq¥M?b è k??m UdK lMê"d¥?Eb dKlMê"d¥?E 3 "d¥M?Hq1 °+ + ? ∠= + ?? ∠= + ? ∠=∠ 180 )2( )1( )2( )1( )2( )1( )( ss sK ss sK ss sK sG )12(180 +°±= k °= + ? ∠ 0 )2( )1( ss sK ' ?  ?Z??¨ - ? ¥???E¥ZE V¤"d ¥?Eb l2 ? ?Eaè??E#? ??E¥?lb ? ? ?E? ?@¥M?Hq??′Hq ó  ??è??E¥'?5bN$ o  ??? ??E¥?5?? ,?E¥?5 [# ,?E¥??ZEb ? ?X?"d 7ì9m5??′Hq V¤" d ¥ >ì?b ? ¨ ."5-"#y  VZ L 1 é ? ? E  ¥ ? ? # "d sb