超短趋势:EMA(C,3),COLORred,LINETHICK2; 短线趋势:EMA(C,5),LINETHICK2; 波段趋势:EMA(短线趋势,5),LINETHICK2; DRAWTEXT(CROSS(超短趋势,波段趋势),波段趋势*0.98,'买'),COLORFF00FF; DRAWTEXT(CROSS(波段趋势,超短趋势),波段趋势*0.98,'卖'),COLORgreen;