趋势:XSX,COLOR0033DD,LINETHICK2; 观望:IF(DS,XSX,DRAWNULL),LINETHICK2,COLOR00DD00; 支撑:DRAWLINE(D4,XSX,U11,XSX,1),COLOR9900DD; 压力:DRAWLINE(D3,XSX,S11,XSX,1),COLOR00DDDD; 高点:IF(C 0,SS,DRAWNULL),CROSSDOT,COLOR999900; 低点:IF(C 0,XX,DRAWNULL),CROSSDOT,COLOR999999;