N:=60; K:=3; VAR1:=LLV(LOW,N); VAR2:=HHV(HIGH,N); SD:=((100 * (CLOSE - VAR1)) / (VAR2 - VAR1)); MSD:MA(SD,K),COLORRED; VAR3:=LLV(INDEXL,N); VAR4:=HHV(INDEXH,N); DP:=((100 * (INDEXC - VAR3)) / (VAR4 - VAR3)); 大盘MSD:MA(DP,K),COLORGREEN; 弱势线:20,COLORGREEN; 强势线:50,COLORMAGENTA;{九毛八公式指标网www.9m8.cn};