趋势线: 3*Sma((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1), , COLORYELLOW;
见底信号: 10, , COLORWHITE;
买点准备: IF(趋势线<=10,50,0), , COLORCYAN;
DRAWTEXT(趋势线<=10,50,'买1'),COLORCYAN;
买入时间: IF(crOSS(趋势线,见底信号),100,0), , COLORBLUE;
DRAWTEXT(CROSS(趋势线,见底信号),90,'买2'),COLOR0000FF;