RSV:=(CC-LLV(CL,20))/(HHV(CH,20)-LLV(CL,20))*100; FK:=SMA(RSV,5,1); K:SMA(FK,5,1); D:SMA(K,5,1); J: K*3-D*2; 见底买入:IF(REF(K,1) 20 AND CROSS(K,D),30,00),LINETHICK2,COLORRED; 见顶卖出:IF(REF(K,1) 80 AND CROSS(D,K),60,90),LINETHICK2, COLORGREEN;