Y397:EMA(SLOPE(C,21)*20+C,55),LINETHICK2,COLORMAGENTA;
险1:Y397*1.100,COLORBLUE;
险2:Y397*1.125,COLORBLUE;
险3:Y397*1.150,COLORBLUE;
良1:Y397*0.900,COLORBLUE;
良2:Y397*0.875,COLORBLUE;
良3:Y397*0.850,COLORBLUE;