MA5:=MA(C,7),COLORWHITE;MA20:=MA(C,20),COLORFF00FF;MA90:=MA(C,90),COLORFFCC66;Y1:=BARSLAST(OSS(MA5,MA20)) AND MA5>MA20;Y2:=Y1 AND BARSLAST(CROSS(MA5,MA90));双跨越:Y2 AND CROSS(MA20,MA90);