走向: (CLOSE-EMA(CLOSE,18))/EMA(CLOSE,18)*100, COLORRED; 抄底1: CROSS(走向,-4)*60,COLORMAGENTA; 抄底2: CROSS(走向,-7)*100, COLORGREEN; 抄底3: CROSS(走向,-11)*100,COLORYELLOW; 抄底4: CROSS(走向,-15)*100,COLORCYAN;
