ࡱ > K ` J } ` R bjbj T ? | | | 8 X t @ & d = 4 $ 2 h 0 - | q 7 | q q ] s s s q R ( | s q s s Z " | s zA9 ^ s 0 @ s . s | s q q s q q q q q d q q q @ q q q q D , _l~'`Rs>e'YhV~ 1 i _l~'`Rs>e'YhV(WsN_le~ O|~-Nv͑'`eg'Y0yr+R/f(WC D M A SO6RyRO|~-N~'`Rs>e'YhV]~/f_ NS\v͑N0 2 W,gch 2 . 1 A M / A M A M / P M 1Yw N*NH P A v~'`yr_SN(uA M / A M TA M / P M f~egh:y. eQvR F OSSNh:y:N x ( t ) = R i ( t ) ( c o s [ ( 0 t + ( x ( t ) ] ( 1 ) v^vQh:y:N y ( t ) = G [ R i ( f ) ] ( c o s { ( 0 t + ( x ( t ) + ( [ R i ( f ) ] } ( 2 ) vQ-NG T( h:yA M / A M TA M / P M f~YV N0 V. 1 [Kmv>e'YhV1Ywf~ t`v~'`R>evf~YV2 0 V. 2 t`v>e'YhVA M / A M TA M / P M f~ 2 . 2 SI M D 0I P 3 0P 1 d B SI M D (W>e'YhVeQzReQ$N*NC W OS(W>e'YhVvQzKmϑv3 605 6I{OS'Y\Nd B c h:y0 I P 3 N6*bp SP 1 d B [INYV:y0 I M D 0I P 3 SP 1 d B [INV:y 2 . 3 A C P R A C P R ;N^(u(WaC D M A ُ7hv[1OSvxvz N0SRsA C P [IN:NS_;NOSR NOSe'};NOSv$N*NOSQvRs'Y\0SRsvNu;Neg$N*Neb N/f1uNhVNv^~'`\O(uNuN/f1uN;NOSOS,g1OS[0A C P R [IN:NA C P RsN;NOSRsvk