间隙特性描述函数 A0=0 K( X Sin ot-b),0≤o<x/2 y=K(X-b), 丌/2≤o<兀-v1 K( X g+b),x-v1≤ot<丌 A==( K(X sin at-b)cos adat +[ K(X-b)cosotdot+[ K(X sin at+b)co /2 4K6 b -1) T X B,2FT K(X sinat-b)sin adat aViK(X-b)sin adat K(X sin at+b)sin adat) 丌-y1 KX +arcsin(I- 2l b 2b、b )+2(1 XXX K 26 2b、b 4Kb b N(X) + arcsin(1-)+2(1 (1-)]+j 2 X XX X zk -)❖ 间隙特性描述函数      + −   −   − −   =             K X t b t K X b t K X t b t y 1 1 ( sin ), ( ), / 2 ( sin ), 0 / 2    − − + − + + = −                 11 1 ( )cos ( sin )cos ) ( ( sin )cos 2 / 2 / 2 0 1 K X b t d t K X t b t d t A K X t b t d t ( 1) 4 = − X Kb b     − − + − + + = −                 1 1 ( )sin ( sin )sin ) ( ( sin )sin 2 / 2 / 2 0 1 K X b t d t K X t b t d t B K X t b t d t ) (1 )] 2 ) 2(1 2 arcsin(1 2 [ X b X b X b X KX b = + − + − −   ( 1) 4 ) (1 )] 2 ) 2(1 2 arcsin(1 2 ( ) = [ + − + − − + − X b X Kb j X b X b X b X K b N X    A0 = 0