极品主图，压力支撑很明显

获利线:COST(10),COLORWHITE;
平均成本线:COST(50),COLORYELLOW;
顶: COST(98), LINETHICK2,COLORRED;
VAR1:=(2*CLOSE+HIGH+LOW)/4; {www.tzj123.com}
底: EMA(VAR1,99)*0.91, LINETHICK2,COLORGREEN ;